Home / 238,759.31-329,534.66-136,853.08

Finding the Fourth Proportional to 238,759.31, 329,534.66 and 136,853.08

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Solution

The fourth proportional to 238,759.31, 329,534.66 and 136,853.08 is: 188,884.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,759.31 : 329,534.66 = 136,853.08 : x
  2. Step 2: Convert to fraction form
    238,759.31/329,534.66 = 136,853.08/x
  3. Step 3: Cross multiply
    238,759.31x = 329,534.66 × 136,853.08
  4. Step 4: Simplify right side
    238,759.31x = 45,097,832,706.05
  5. Step 5: Solve for x
    x = 45,097,832,706.05/238,759.31
  6. Step 6: Final answer
    x = 188,884.08

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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.