Home / 95,121.27-142,528.82-55,711.53

Finding the Fourth Proportional to 95,121.27, 142,528.82 and 55,711.53

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Solution

The fourth proportional to 95,121.27, 142,528.82 and 55,711.53 is: 83,477.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,121.27 : 142,528.82 = 55,711.53 : x
  2. Step 2: Convert to fraction form
    95,121.27/142,528.82 = 55,711.53/x
  3. Step 3: Cross multiply
    95,121.27x = 142,528.82 × 55,711.53
  4. Step 4: Simplify right side
    95,121.27x = 7,940,498,352.74
  5. Step 5: Solve for x
    x = 7,940,498,352.74/95,121.27
  6. Step 6: Final answer
    x = 83,477.63

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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.