Home / 147,229.26-220,685.13-72,262.14

Finding the Fourth Proportional to 147,229.26, 220,685.13 and 72,262.14

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Solution

The fourth proportional to 147,229.26, 220,685.13 and 72,262.14 is: 108,315.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,229.26 : 220,685.13 = 72,262.14 : x
  2. Step 2: Convert to fraction form
    147,229.26/220,685.13 = 72,262.14/x
  3. Step 3: Cross multiply
    147,229.26x = 220,685.13 × 72,262.14
  4. Step 4: Simplify right side
    147,229.26x = 15,947,179,759.98
  5. Step 5: Solve for x
    x = 15,947,179,759.98/147,229.26
  6. Step 6: Final answer
    x = 108,315.29

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1.5x scale

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.