Home / 71,167.56-106,665.02-52,272.39

Finding the Fourth Proportional to 71,167.56, 106,665.02 and 52,272.39

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Solution

The fourth proportional to 71,167.56, 106,665.02 and 52,272.39 is: 78,345.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,167.56 : 106,665.02 = 52,272.39 : x
  2. Step 2: Convert to fraction form
    71,167.56/106,665.02 = 52,272.39/x
  3. Step 3: Cross multiply
    71,167.56x = 106,665.02 × 52,272.39
  4. Step 4: Simplify right side
    71,167.56x = 5,575,635,524.80
  5. Step 5: Solve for x
    x = 5,575,635,524.80/71,167.56
  6. Step 6: Final answer
    x = 78,345.18

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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.