Home / 69,112.48-95,351.12-38,892.96

Finding the Fourth Proportional to 69,112.48, 95,351.12 and 38,892.96

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Solution

The fourth proportional to 69,112.48, 95,351.12 and 38,892.96 is: 53,658.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,112.48 : 95,351.12 = 38,892.96 : x
  2. Step 2: Convert to fraction form
    69,112.48/95,351.12 = 38,892.96/x
  3. Step 3: Cross multiply
    69,112.48x = 95,351.12 × 38,892.96
  4. Step 4: Simplify right side
    69,112.48x = 3,708,487,296.12
  5. Step 5: Solve for x
    x = 3,708,487,296.12/69,112.48
  6. Step 6: Final answer
    x = 53,658.72

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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.