Home / 75,899.70-113,849.55-23,309.10

Finding the Fourth Proportional to 75,899.70, 113,849.55 and 23,309.10

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Solution

The fourth proportional to 75,899.70, 113,849.55 and 23,309.10 is: 34,963.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,899.70 : 113,849.55 = 23,309.10 : x
  2. Step 2: Convert to fraction form
    75,899.70/113,849.55 = 23,309.10/x
  3. Step 3: Cross multiply
    75,899.70x = 113,849.55 × 23,309.10
  4. Step 4: Simplify right side
    75,899.70x = 2,653,730,545.91
  5. Step 5: Solve for x
    x = 2,653,730,545.91/75,899.70
  6. Step 6: Final answer
    x = 34,963.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.