Home / 71,035.18-106,451.25-52,167.22

Finding the Fourth Proportional to 71,035.18, 106,451.25 and 52,167.22

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Solution

The fourth proportional to 71,035.18, 106,451.25 and 52,167.22 is: 78,176.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,035.18 : 106,451.25 = 52,167.22 : x
  2. Step 2: Convert to fraction form
    71,035.18/106,451.25 = 52,167.22/x
  3. Step 3: Cross multiply
    71,035.18x = 106,451.25 × 52,167.22
  4. Step 4: Simplify right side
    71,035.18x = 5,553,265,778.03
  5. Step 5: Solve for x
    x = 5,553,265,778.03/71,035.18
  6. Step 6: Final answer
    x = 78,176.28

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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.