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Finding the Fourth Proportional to 159,070.46, 238,086.48 and 116,939.39

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Solution

The fourth proportional to 159,070.46, 238,086.48 and 116,939.39 is: 175,027.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,070.46 : 238,086.48 = 116,939.39 : x
  2. Step 2: Convert to fraction form
    159,070.46/238,086.48 = 116,939.39/x
  3. Step 3: Cross multiply
    159,070.46x = 238,086.48 × 116,939.39
  4. Step 4: Simplify right side
    159,070.46x = 27,841,687,738.45
  5. Step 5: Solve for x
    x = 27,841,687,738.45/159,070.46
  6. Step 6: Final answer
    x = 175,027.39

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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.