Home / 308,092.20-425,152.02-172,099.16

Finding the Fourth Proportional to 308,092.20, 425,152.02 and 172,099.16

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Solution

The fourth proportional to 308,092.20, 425,152.02 and 172,099.16 is: 237,488.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,092.20 : 425,152.02 = 172,099.16 : x
  2. Step 2: Convert to fraction form
    308,092.20/425,152.02 = 172,099.16/x
  3. Step 3: Cross multiply
    308,092.20x = 425,152.02 × 172,099.16
  4. Step 4: Simplify right side
    308,092.20x = 73,168,305,514.30
  5. Step 5: Solve for x
    x = 73,168,305,514.30/308,092.20
  6. Step 6: Final answer
    x = 237,488.34

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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.