Home / 238,098.59-328,575.02-130,670.36

Finding the Fourth Proportional to 238,098.59, 328,575.02 and 130,670.36

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Solution

The fourth proportional to 238,098.59, 328,575.02 and 130,670.36 is: 180,324.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,098.59 : 328,575.02 = 130,670.36 : x
  2. Step 2: Convert to fraction form
    238,098.59/328,575.02 = 130,670.36/x
  3. Step 3: Cross multiply
    238,098.59x = 328,575.02 × 130,670.36
  4. Step 4: Simplify right side
    238,098.59x = 42,935,013,854.18
  5. Step 5: Solve for x
    x = 42,935,013,854.18/238,098.59
  6. Step 6: Final answer
    x = 180,324.52

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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.