Home / 42,299.47-63,315.28-29,761.39

Finding the Fourth Proportional to 42,299.47, 63,315.28 and 29,761.39

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Solution

The fourth proportional to 42,299.47, 63,315.28 and 29,761.39 is: 44,547.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,299.47 : 63,315.28 = 29,761.39 : x
  2. Step 2: Convert to fraction form
    42,299.47/63,315.28 = 29,761.39/x
  3. Step 3: Cross multiply
    42,299.47x = 63,315.28 × 29,761.39
  4. Step 4: Simplify right side
    42,299.47x = 1,884,350,741.04
  5. Step 5: Solve for x
    x = 1,884,350,741.04/42,299.47
  6. Step 6: Final answer
    x = 44,547.86

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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.