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Finding the Fourth Proportional to 88,545.76, 122,193.12 and 48,801.76

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Solution

The fourth proportional to 88,545.76, 122,193.12 and 48,801.76 is: 67,346.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,545.76 : 122,193.12 = 48,801.76 : x
  2. Step 2: Convert to fraction form
    88,545.76/122,193.12 = 48,801.76/x
  3. Step 3: Cross multiply
    88,545.76x = 122,193.12 × 48,801.76
  4. Step 4: Simplify right side
    88,545.76x = 5,963,239,315.89
  5. Step 5: Solve for x
    x = 5,963,239,315.89/88,545.76
  6. Step 6: Final answer
    x = 67,346.41

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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.