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Finding the Fourth Proportional to 88,414.52, 122,014.98 and 49,659.16

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Solution

The fourth proportional to 88,414.52, 122,014.98 and 49,659.16 is: 68,531.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,414.52 : 122,014.98 = 49,659.16 : x
  2. Step 2: Convert to fraction form
    88,414.52/122,014.98 = 49,659.16/x
  3. Step 3: Cross multiply
    88,414.52x = 122,014.98 × 49,659.16
  4. Step 4: Simplify right side
    88,414.52x = 6,059,161,414.22
  5. Step 5: Solve for x
    x = 6,059,161,414.22/88,414.52
  6. Step 6: Final answer
    x = 68,531.29

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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.