Home / 64,726.28-89,349.91-43,517.85

Finding the Fourth Proportional to 64,726.28, 89,349.91 and 43,517.85

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Solution

The fourth proportional to 64,726.28, 89,349.91 and 43,517.85 is: 60,073.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,726.28 : 89,349.91 = 43,517.85 : x
  2. Step 2: Convert to fraction form
    64,726.28/89,349.91 = 43,517.85/x
  3. Step 3: Cross multiply
    64,726.28x = 89,349.91 × 43,517.85
  4. Step 4: Simplify right side
    64,726.28x = 3,888,315,316.55
  5. Step 5: Solve for x
    x = 3,888,315,316.55/64,726.28
  6. Step 6: Final answer
    x = 60,073.21

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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.