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Finding the Fourth Proportional to 238,080.33, 328,560.33 and 130,654.20

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Solution

The fourth proportional to 238,080.33, 328,560.33 and 130,654.20 is: 180,308.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,080.33 : 328,560.33 = 130,654.20 : x
  2. Step 2: Convert to fraction form
    238,080.33/328,560.33 = 130,654.20/x
  3. Step 3: Cross multiply
    238,080.33x = 328,560.33 × 130,654.20
  4. Step 4: Simplify right side
    238,080.33x = 42,927,786,414.62
  5. Step 5: Solve for x
    x = 42,927,786,414.62/238,080.33
  6. Step 6: Final answer
    x = 180,308.00

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1.5x scale

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.