Home / 75,737.10-113,605.65-49,298.70

Finding the Fourth Proportional to 75,737.10, 113,605.65 and 49,298.70

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Solution

The fourth proportional to 75,737.10, 113,605.65 and 49,298.70 is: 73,948.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,737.10 : 113,605.65 = 49,298.70 : x
  2. Step 2: Convert to fraction form
    75,737.10/113,605.65 = 49,298.70/x
  3. Step 3: Cross multiply
    75,737.10x = 113,605.65 × 49,298.70
  4. Step 4: Simplify right side
    75,737.10x = 5,600,610,857.66
  5. Step 5: Solve for x
    x = 5,600,610,857.66/75,737.10
  6. Step 6: Final answer
    x = 73,948.05

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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.