Home / 75,726.70-113,595.45-23,136.10

Finding the Fourth Proportional to 75,726.70, 113,595.45 and 23,136.10

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Solution

The fourth proportional to 75,726.70, 113,595.45 and 23,136.10 is: 34,705.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,726.70 : 113,595.45 = 23,136.10 : x
  2. Step 2: Convert to fraction form
    75,726.70/113,595.45 = 23,136.10/x
  3. Step 3: Cross multiply
    75,726.70x = 113,595.45 × 23,136.10
  4. Step 4: Simplify right side
    75,726.70x = 2,628,155,690.75
  5. Step 5: Solve for x
    x = 2,628,155,690.75/75,726.70
  6. Step 6: Final answer
    x = 34,705.80

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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.