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Finding the Fourth Proportional to 136,887.73, 205,045.19 and 110,088.87

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Solution

The fourth proportional to 136,887.73, 205,045.19 and 110,088.87 is: 164,902.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,887.73 : 205,045.19 = 110,088.87 : x
  2. Step 2: Convert to fraction form
    136,887.73/205,045.19 = 110,088.87/x
  3. Step 3: Cross multiply
    136,887.73x = 205,045.19 × 110,088.87
  4. Step 4: Simplify right side
    136,887.73x = 22,573,192,447.55
  5. Step 5: Solve for x
    x = 22,573,192,447.55/136,887.73
  6. Step 6: Final answer
    x = 164,902.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.