Home / 42,227.68-63,315.92-29,065.60

Finding the Fourth Proportional to 42,227.68, 63,315.92 and 29,065.60

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Solution

The fourth proportional to 42,227.68, 63,315.92 and 29,065.60 is: 43,580.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,227.68 : 63,315.92 = 29,065.60 : x
  2. Step 2: Convert to fraction form
    42,227.68/63,315.92 = 29,065.60/x
  3. Step 3: Cross multiply
    42,227.68x = 63,315.92 × 29,065.60
  4. Step 4: Simplify right side
    42,227.68x = 1,840,315,204.35
  5. Step 5: Solve for x
    x = 1,840,315,204.35/42,227.68
  6. Step 6: Final answer
    x = 43,580.78

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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.