Home / 125,239.74-172,996.50-93,353.28

Finding the Fourth Proportional to 125,239.74, 172,996.50 and 93,353.28

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Solution

The fourth proportional to 125,239.74, 172,996.50 and 93,353.28 is: 128,951.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,239.74 : 172,996.50 = 93,353.28 : x
  2. Step 2: Convert to fraction form
    125,239.74/172,996.50 = 93,353.28/x
  3. Step 3: Cross multiply
    125,239.74x = 172,996.50 × 93,353.28
  4. Step 4: Simplify right side
    125,239.74x = 16,149,790,703.52
  5. Step 5: Solve for x
    x = 16,149,790,703.52/125,239.74
  6. Step 6: Final answer
    x = 128,951.01

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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.