Home / 95,777.46-143,631.63-40,377.78

Finding the Fourth Proportional to 95,777.46, 143,631.63 and 40,377.78

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Solution

The fourth proportional to 95,777.46, 143,631.63 and 40,377.78 is: 60,552.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,777.46 : 143,631.63 = 40,377.78 : x
  2. Step 2: Convert to fraction form
    95,777.46/143,631.63 = 40,377.78/x
  3. Step 3: Cross multiply
    95,777.46x = 143,631.63 × 40,377.78
  4. Step 4: Simplify right side
    95,777.46x = 5,799,526,357.18
  5. Step 5: Solve for x
    x = 5,799,526,357.18/95,777.46
  6. Step 6: Final answer
    x = 60,552.10

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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.