Home / 94,138.31-129,906.15-53,296.08

Finding the Fourth Proportional to 94,138.31, 129,906.15 and 53,296.08

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Solution

The fourth proportional to 94,138.31, 129,906.15 and 53,296.08 is: 73,545.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,138.31 : 129,906.15 = 53,296.08 : x
  2. Step 2: Convert to fraction form
    94,138.31/129,906.15 = 53,296.08/x
  3. Step 3: Cross multiply
    94,138.31x = 129,906.15 × 53,296.08
  4. Step 4: Simplify right side
    94,138.31x = 6,923,488,562.89
  5. Step 5: Solve for x
    x = 6,923,488,562.89/94,138.31
  6. Step 6: Final answer
    x = 73,545.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.