Home / 546,082.24-819,116.88-172,102

Finding the Fourth Proportional to 546,082.24, 819,116.88 and 172,102

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Solution

The fourth proportional to 546,082.24, 819,116.88 and 172,102 is: 258,150.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,082.24 : 819,116.88 = 172,102 : x
  2. Step 2: Convert to fraction form
    546,082.24/819,116.88 = 172,102/x
  3. Step 3: Cross multiply
    546,082.24x = 819,116.88 × 172,102
  4. Step 4: Simplify right side
    546,082.24x = 140,971,653,281.76
  5. Step 5: Solve for x
    x = 140,971,653,281.76/546,082.24
  6. Step 6: Final answer
    x = 258,150.96

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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.