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Finding the Fourth Proportional to 169,711.29, 254,672.06 and 98,667.36

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Solution

The fourth proportional to 169,711.29, 254,672.06 and 98,667.36 is: 148,062.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,711.29 : 254,672.06 = 98,667.36 : x
  2. Step 2: Convert to fraction form
    169,711.29/254,672.06 = 98,667.36/x
  3. Step 3: Cross multiply
    169,711.29x = 254,672.06 × 98,667.36
  4. Step 4: Simplify right side
    169,711.29x = 25,127,819,825.96
  5. Step 5: Solve for x
    x = 25,127,819,825.96/169,711.29
  6. Step 6: Final answer
    x = 148,062.16

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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.