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Finding the Fourth Proportional to 88,551.78, 122,200.67 and 48,265.55

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Solution

The fourth proportional to 88,551.78, 122,200.67 and 48,265.55 is: 66,606.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,551.78 : 122,200.67 = 48,265.55 : x
  2. Step 2: Convert to fraction form
    88,551.78/122,200.67 = 48,265.55/x
  3. Step 3: Cross multiply
    88,551.78x = 122,200.67 × 48,265.55
  4. Step 4: Simplify right side
    88,551.78x = 5,898,081,695.59
  5. Step 5: Solve for x
    x = 5,898,081,695.59/88,551.78
  6. Step 6: Final answer
    x = 66,606.02

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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.