Home / 60,887.99-91,343.33-21,470.15

Finding the Fourth Proportional to 60,887.99, 91,343.33 and 21,470.15

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Solution

The fourth proportional to 60,887.99, 91,343.33 and 21,470.15 is: 32,209.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,887.99 : 91,343.33 = 21,470.15 : x
  2. Step 2: Convert to fraction form
    60,887.99/91,343.33 = 21,470.15/x
  3. Step 3: Cross multiply
    60,887.99x = 91,343.33 × 21,470.15
  4. Step 4: Simplify right side
    60,887.99x = 1,961,154,432.53
  5. Step 5: Solve for x
    x = 1,961,154,432.53/60,887.99
  6. Step 6: Final answer
    x = 32,209.22

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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.