Home / 172,631.95-238,231.36-96,151.96

Finding the Fourth Proportional to 172,631.95, 238,231.36 and 96,151.96

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Solution

The fourth proportional to 172,631.95, 238,231.36 and 96,151.96 is: 132,689.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,631.95 : 238,231.36 = 96,151.96 : x
  2. Step 2: Convert to fraction form
    172,631.95/238,231.36 = 96,151.96/x
  3. Step 3: Cross multiply
    172,631.95x = 238,231.36 × 96,151.96
  4. Step 4: Simplify right side
    172,631.95x = 22,906,412,197.47
  5. Step 5: Solve for x
    x = 22,906,412,197.47/172,631.95
  6. Step 6: Final answer
    x = 132,689.30

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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.