Home / 125,022.44-172,324.50-93,179.72

Finding the Fourth Proportional to 125,022.44, 172,324.50 and 93,179.72

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Solution

The fourth proportional to 125,022.44, 172,324.50 and 93,179.72 is: 128,434.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,022.44 : 172,324.50 = 93,179.72 : x
  2. Step 2: Convert to fraction form
    125,022.44/172,324.50 = 93,179.72/x
  3. Step 3: Cross multiply
    125,022.44x = 172,324.50 × 93,179.72
  4. Step 4: Simplify right side
    125,022.44x = 16,057,147,797.52
  5. Step 5: Solve for x
    x = 16,057,147,797.52/125,022.44
  6. Step 6: Final answer
    x = 128,434.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.