Home / 63,900.90-95,763.87-40,543.74

Finding the Fourth Proportional to 63,900.90, 95,763.87 and 40,543.74

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Solution

The fourth proportional to 63,900.90, 95,763.87 and 40,543.74 is: 60,760.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,900.90 : 95,763.87 = 40,543.74 : x
  2. Step 2: Convert to fraction form
    63,900.90/95,763.87 = 40,543.74/x
  3. Step 3: Cross multiply
    63,900.90x = 95,763.87 × 40,543.74
  4. Step 4: Simplify right side
    63,900.90x = 3,882,625,446.67
  5. Step 5: Solve for x
    x = 3,882,625,446.67/63,900.90
  6. Step 6: Final answer
    x = 60,760.11

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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.