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Finding the Fourth Proportional to 71,566.60, 107,462.22 and 60,616.84

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Solution

The fourth proportional to 71,566.60, 107,462.22 and 60,616.84 is: 91,020.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,566.60 : 107,462.22 = 60,616.84 : x
  2. Step 2: Convert to fraction form
    71,566.60/107,462.22 = 60,616.84/x
  3. Step 3: Cross multiply
    71,566.60x = 107,462.22 × 60,616.84
  4. Step 4: Simplify right side
    71,566.60x = 6,514,020,195.78
  5. Step 5: Solve for x
    x = 6,514,020,195.78/71,566.60
  6. Step 6: Final answer
    x = 91,020.39

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1.5x scale

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.