Home / 121,414.03-182,077.30-51,298.81

Finding the Fourth Proportional to 121,414.03, 182,077.30 and 51,298.81

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Solution

The fourth proportional to 121,414.03, 182,077.30 and 51,298.81 is: 76,929.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,414.03 : 182,077.30 = 51,298.81 : x
  2. Step 2: Convert to fraction form
    121,414.03/182,077.30 = 51,298.81/x
  3. Step 3: Cross multiply
    121,414.03x = 182,077.30 × 51,298.81
  4. Step 4: Simplify right side
    121,414.03x = 9,340,348,234.57
  5. Step 5: Solve for x
    x = 9,340,348,234.57/121,414.03
  6. Step 6: Final answer
    x = 76,929.73

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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.