Home / 546,078.24-819,110.88-172,098

Finding the Fourth Proportional to 546,078.24, 819,110.88 and 172,098

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Solution

The fourth proportional to 546,078.24, 819,110.88 and 172,098 is: 258,144.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,078.24 : 819,110.88 = 172,098 : x
  2. Step 2: Convert to fraction form
    546,078.24/819,110.88 = 172,098/x
  3. Step 3: Cross multiply
    546,078.24x = 819,110.88 × 172,098
  4. Step 4: Simplify right side
    546,078.24x = 140,967,344,226.24
  5. Step 5: Solve for x
    x = 140,967,344,226.24/546,078.24
  6. Step 6: Final answer
    x = 258,144.96

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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.