Home / 51,882.81-77,824.22-40,053.85

Finding the Fourth Proportional to 51,882.81, 77,824.22 and 40,053.85

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Solution

The fourth proportional to 51,882.81, 77,824.22 and 40,053.85 is: 60,080.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,882.81 : 77,824.22 = 40,053.85 : x
  2. Step 2: Convert to fraction form
    51,882.81/77,824.22 = 40,053.85/x
  3. Step 3: Cross multiply
    51,882.81x = 77,824.22 × 40,053.85
  4. Step 4: Simplify right side
    51,882.81x = 3,117,159,629.47
  5. Step 5: Solve for x
    x = 3,117,159,629.47/51,882.81
  6. Step 6: Final answer
    x = 60,080.78

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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.