Home / 172,253.88-258,154.02-92,282.58

Finding the Fourth Proportional to 172,253.88, 258,154.02 and 92,282.58

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Solution

The fourth proportional to 172,253.88, 258,154.02 and 92,282.58 is: 138,302.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,253.88 : 258,154.02 = 92,282.58 : x
  2. Step 2: Convert to fraction form
    172,253.88/258,154.02 = 92,282.58/x
  3. Step 3: Cross multiply
    172,253.88x = 258,154.02 × 92,282.58
  4. Step 4: Simplify right side
    172,253.88x = 23,823,119,002.97
  5. Step 5: Solve for x
    x = 23,823,119,002.97/172,253.88
  6. Step 6: Final answer
    x = 138,302.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.