Home / 62,221.20-93,331.80-35,539.80

Finding the Fourth Proportional to 62,221.20, 93,331.80 and 35,539.80

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Solution

The fourth proportional to 62,221.20, 93,331.80 and 35,539.80 is: 53,309.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,221.20 : 93,331.80 = 35,539.80 : x
  2. Step 2: Convert to fraction form
    62,221.20/93,331.80 = 35,539.80/x
  3. Step 3: Cross multiply
    62,221.20x = 93,331.80 × 35,539.80
  4. Step 4: Simplify right side
    62,221.20x = 3,316,993,505.64
  5. Step 5: Solve for x
    x = 3,316,993,505.64/62,221.20
  6. Step 6: Final answer
    x = 53,309.70

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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.