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Finding the Fourth Proportional to 119,998.63, 179,825.26 and 88,158.66

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Solution

The fourth proportional to 119,998.63, 179,825.26 and 88,158.66 is: 132,111.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,998.63 : 179,825.26 = 88,158.66 : x
  2. Step 2: Convert to fraction form
    119,998.63/179,825.26 = 88,158.66/x
  3. Step 3: Cross multiply
    119,998.63x = 179,825.26 × 88,158.66
  4. Step 4: Simplify right side
    119,998.63x = 15,853,153,955.75
  5. Step 5: Solve for x
    x = 15,853,153,955.75/119,998.63
  6. Step 6: Final answer
    x = 132,111.12

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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.