Home / 45,086.83-62,180.36-29,155.75

Finding the Fourth Proportional to 45,086.83, 62,180.36 and 29,155.75

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Solution

The fourth proportional to 45,086.83, 62,180.36 and 29,155.75 is: 40,209.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,086.83 : 62,180.36 = 29,155.75 : x
  2. Step 2: Convert to fraction form
    45,086.83/62,180.36 = 29,155.75/x
  3. Step 3: Cross multiply
    45,086.83x = 62,180.36 × 29,155.75
  4. Step 4: Simplify right side
    45,086.83x = 1,812,914,839.17
  5. Step 5: Solve for x
    x = 1,812,914,839.17/45,086.83
  6. Step 6: Final answer
    x = 40,209.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.