Home / 42,250.18-63,312.36-38,515.96

Finding the Fourth Proportional to 42,250.18, 63,312.36 and 38,515.96

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Solution

The fourth proportional to 42,250.18, 63,312.36 and 38,515.96 is: 57,716.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,250.18 : 63,312.36 = 38,515.96 : x
  2. Step 2: Convert to fraction form
    42,250.18/63,312.36 = 38,515.96/x
  3. Step 3: Cross multiply
    42,250.18x = 63,312.36 × 38,515.96
  4. Step 4: Simplify right side
    42,250.18x = 2,438,536,325.27
  5. Step 5: Solve for x
    x = 2,438,536,325.27/42,250.18
  6. Step 6: Final answer
    x = 57,716.59

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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.