Home / 172,127.28-237,557.88-96,675.78

Finding the Fourth Proportional to 172,127.28, 237,557.88 and 96,675.78

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Solution

The fourth proportional to 172,127.28, 237,557.88 and 96,675.78 is: 133,425.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,127.28 : 237,557.88 = 96,675.78 : x
  2. Step 2: Convert to fraction form
    172,127.28/237,557.88 = 96,675.78/x
  3. Step 3: Cross multiply
    172,127.28x = 237,557.88 × 96,675.78
  4. Step 4: Simplify right side
    172,127.28x = 22,966,093,344.15
  5. Step 5: Solve for x
    x = 22,966,093,344.15/172,127.28
  6. Step 6: Final answer
    x = 133,425.06

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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.