Home / 88,805.30-122,545.43-50,568.76

Finding the Fourth Proportional to 88,805.30, 122,545.43 and 50,568.76

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Solution

The fourth proportional to 88,805.30, 122,545.43 and 50,568.76 is: 69,781.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,805.30 : 122,545.43 = 50,568.76 : x
  2. Step 2: Convert to fraction form
    88,805.30/122,545.43 = 50,568.76/x
  3. Step 3: Cross multiply
    88,805.30x = 122,545.43 × 50,568.76
  4. Step 4: Simplify right side
    88,805.30x = 6,196,969,981.64
  5. Step 5: Solve for x
    x = 6,196,969,981.64/88,805.30
  6. Step 6: Final answer
    x = 69,781.53

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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.