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Finding the Fourth Proportional to 88,510.66, 122,143.17 and 48,224.71

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Solution

The fourth proportional to 88,510.66, 122,143.17 and 48,224.71 is: 66,549.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,510.66 : 122,143.17 = 48,224.71 : x
  2. Step 2: Convert to fraction form
    88,510.66/122,143.17 = 48,224.71/x
  3. Step 3: Cross multiply
    88,510.66x = 122,143.17 × 48,224.71
  4. Step 4: Simplify right side
    88,510.66x = 5,890,318,951.73
  5. Step 5: Solve for x
    x = 5,890,318,951.73/88,510.66
  6. Step 6: Final answer
    x = 66,549.26

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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.