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Finding the Fourth Proportional to 88,658.68, 132,922.30 and 53,590.12

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Solution

The fourth proportional to 88,658.68, 132,922.30 and 53,590.12 is: 80,345.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,658.68 : 132,922.30 = 53,590.12 : x
  2. Step 2: Convert to fraction form
    88,658.68/132,922.30 = 53,590.12/x
  3. Step 3: Cross multiply
    88,658.68x = 132,922.30 × 53,590.12
  4. Step 4: Simplify right side
    88,658.68x = 7,123,322,007.68
  5. Step 5: Solve for x
    x = 7,123,322,007.68/88,658.68
  6. Step 6: Final answer
    x = 80,345.46

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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.