Home / 88,909.48-122,691.16-50,677.32

Finding the Fourth Proportional to 88,909.48, 122,691.16 and 50,677.32

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Solution

The fourth proportional to 88,909.48, 122,691.16 and 50,677.32 is: 69,932.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,909.48 : 122,691.16 = 50,677.32 : x
  2. Step 2: Convert to fraction form
    88,909.48/122,691.16 = 50,677.32/x
  3. Step 3: Cross multiply
    88,909.48x = 122,691.16 × 50,677.32
  4. Step 4: Simplify right side
    88,909.48x = 6,217,659,176.49
  5. Step 5: Solve for x
    x = 6,217,659,176.49/88,909.48
  6. Step 6: Final answer
    x = 69,932.47

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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.