Home / 238,172.27-328,676.43-130,744.13

Finding the Fourth Proportional to 238,172.27, 328,676.43 and 130,744.13

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Solution

The fourth proportional to 238,172.27, 328,676.43 and 130,744.13 is: 180,426.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,172.27 : 328,676.43 = 130,744.13 : x
  2. Step 2: Convert to fraction form
    238,172.27/328,676.43 = 130,744.13/x
  3. Step 3: Cross multiply
    238,172.27x = 328,676.43 × 130,744.13
  4. Step 4: Simplify right side
    238,172.27x = 42,972,512,248.47
  5. Step 5: Solve for x
    x = 42,972,512,248.47/238,172.27
  6. Step 6: Final answer
    x = 180,426.18

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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.