Home / 42,168.19-63,262.66-29,712.53

Finding the Fourth Proportional to 42,168.19, 63,262.66 and 29,712.53

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Solution

The fourth proportional to 42,168.19, 63,262.66 and 29,712.53 is: 44,576.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,168.19 : 63,262.66 = 29,712.53 : x
  2. Step 2: Convert to fraction form
    42,168.19/63,262.66 = 29,712.53/x
  3. Step 3: Cross multiply
    42,168.19x = 63,262.66 × 29,712.53
  4. Step 4: Simplify right side
    42,168.19x = 1,879,693,534.57
  5. Step 5: Solve for x
    x = 1,879,693,534.57/42,168.19
  6. Step 6: Final answer
    x = 44,576.11

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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.