Home / 137,264.20-205,911.66-43,748.68

Finding the Fourth Proportional to 137,264.20, 205,911.66 and 43,748.68

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Solution

The fourth proportional to 137,264.20, 205,911.66 and 43,748.68 is: 65,627.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,264.20 : 205,911.66 = 43,748.68 : x
  2. Step 2: Convert to fraction form
    137,264.20/205,911.66 = 43,748.68/x
  3. Step 3: Cross multiply
    137,264.20x = 205,911.66 × 43,748.68
  4. Step 4: Simplify right side
    137,264.20x = 9,008,363,321.61
  5. Step 5: Solve for x
    x = 9,008,363,321.61/137,264.20
  6. Step 6: Final answer
    x = 65,627.92

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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.