Home / 88,265.22-121,829.88-50,545.14

Finding the Fourth Proportional to 88,265.22, 121,829.88 and 50,545.14

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Solution

The fourth proportional to 88,265.22, 121,829.88 and 50,545.14 is: 69,765.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,265.22 : 121,829.88 = 50,545.14 : x
  2. Step 2: Convert to fraction form
    88,265.22/121,829.88 = 50,545.14/x
  3. Step 3: Cross multiply
    88,265.22x = 121,829.88 × 50,545.14
  4. Step 4: Simplify right side
    88,265.22x = 6,157,908,340.78
  5. Step 5: Solve for x
    x = 6,157,908,340.78/88,265.22
  6. Step 6: Final answer
    x = 69,765.97

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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.