Home / 169,939.13-254,416.61-127,995.88

Finding the Fourth Proportional to 169,939.13, 254,416.61 and 127,995.88

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Solution

The fourth proportional to 169,939.13, 254,416.61 and 127,995.88 is: 191,623.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,939.13 : 254,416.61 = 127,995.88 : x
  2. Step 2: Convert to fraction form
    169,939.13/254,416.61 = 127,995.88/x
  3. Step 3: Cross multiply
    169,939.13x = 254,416.61 × 127,995.88
  4. Step 4: Simplify right side
    169,939.13x = 32,564,279,387.86
  5. Step 5: Solve for x
    x = 32,564,279,387.86/169,939.13
  6. Step 6: Final answer
    x = 191,623.20

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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.