Home / 72,210.29-108,284.45-24,830.15

Finding the Fourth Proportional to 72,210.29, 108,284.45 and 24,830.15

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Solution

The fourth proportional to 72,210.29, 108,284.45 and 24,830.15 is: 37,234.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,210.29 : 108,284.45 = 24,830.15 : x
  2. Step 2: Convert to fraction form
    72,210.29/108,284.45 = 24,830.15/x
  3. Step 3: Cross multiply
    72,210.29x = 108,284.45 × 24,830.15
  4. Step 4: Simplify right side
    72,210.29x = 2,688,718,470.59
  5. Step 5: Solve for x
    x = 2,688,718,470.59/72,210.29
  6. Step 6: Final answer
    x = 37,234.56

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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.