Home / 73,772.17-110,442.96-54,880.61

Finding the Fourth Proportional to 73,772.17, 110,442.96 and 54,880.61

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Solution

The fourth proportional to 73,772.17, 110,442.96 and 54,880.61 is: 82,160.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,772.17 : 110,442.96 = 54,880.61 : x
  2. Step 2: Convert to fraction form
    73,772.17/110,442.96 = 54,880.61/x
  3. Step 3: Cross multiply
    73,772.17x = 110,442.96 × 54,880.61
  4. Step 4: Simplify right side
    73,772.17x = 6,061,176,462.79
  5. Step 5: Solve for x
    x = 6,061,176,462.79/73,772.17
  6. Step 6: Final answer
    x = 82,160.75

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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.