Home / 127,654.04-191,480.76-34,159.79

Finding the Fourth Proportional to 127,654.04, 191,480.76 and 34,159.79

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Solution

The fourth proportional to 127,654.04, 191,480.76 and 34,159.79 is: 51,239.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,654.04 : 191,480.76 = 34,159.79 : x
  2. Step 2: Convert to fraction form
    127,654.04/191,480.76 = 34,159.79/x
  3. Step 3: Cross multiply
    127,654.04x = 191,480.76 × 34,159.79
  4. Step 4: Simplify right side
    127,654.04x = 6,540,943,029.34
  5. Step 5: Solve for x
    x = 6,540,943,029.34/127,654.04
  6. Step 6: Final answer
    x = 51,239.61

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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.