Home / 156,029.97-234,055.44-54,815.71

Finding the Fourth Proportional to 156,029.97, 234,055.44 and 54,815.71

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Solution

The fourth proportional to 156,029.97, 234,055.44 and 54,815.71 is: 82,227.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,029.97 : 234,055.44 = 54,815.71 : x
  2. Step 2: Convert to fraction form
    156,029.97/234,055.44 = 54,815.71/x
  3. Step 3: Cross multiply
    156,029.97x = 234,055.44 × 54,815.71
  4. Step 4: Simplify right side
    156,029.97x = 12,829,915,403.70
  5. Step 5: Solve for x
    x = 12,829,915,403.70/156,029.97
  6. Step 6: Final answer
    x = 82,227.25

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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.