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Finding the Fourth Proportional to 238,567.01, 329,223.15 and 136,594.03

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Solution

The fourth proportional to 238,567.01, 329,223.15 and 136,594.03 is: 188,500.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,567.01 : 329,223.15 = 136,594.03 : x
  2. Step 2: Convert to fraction form
    238,567.01/329,223.15 = 136,594.03/x
  3. Step 3: Cross multiply
    238,567.01x = 329,223.15 × 136,594.03
  4. Step 4: Simplify right side
    238,567.01x = 44,969,918,124.23
  5. Step 5: Solve for x
    x = 44,969,918,124.23/238,567.01
  6. Step 6: Final answer
    x = 188,500.16

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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.