Home / 72,210.16-108,329.82-25,495.84

Finding the Fourth Proportional to 72,210.16, 108,329.82 and 25,495.84

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Solution

The fourth proportional to 72,210.16, 108,329.82 and 25,495.84 is: 38,248.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,210.16 : 108,329.82 = 25,495.84 : x
  2. Step 2: Convert to fraction form
    72,210.16/108,329.82 = 25,495.84/x
  3. Step 3: Cross multiply
    72,210.16x = 108,329.82 × 25,495.84
  4. Step 4: Simplify right side
    72,210.16x = 2,761,959,757.95
  5. Step 5: Solve for x
    x = 2,761,959,757.95/72,210.16
  6. Step 6: Final answer
    x = 38,248.91

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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.