Home / 92,108.20-127,109.16-51,822

Finding the Fourth Proportional to 92,108.20, 127,109.16 and 51,822

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Solution

The fourth proportional to 92,108.20, 127,109.16 and 51,822 is: 71,514.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,108.20 : 127,109.16 = 51,822 : x
  2. Step 2: Convert to fraction form
    92,108.20/127,109.16 = 51,822/x
  3. Step 3: Cross multiply
    92,108.20x = 127,109.16 × 51,822
  4. Step 4: Simplify right side
    92,108.20x = 6,587,050,889.52
  5. Step 5: Solve for x
    x = 6,587,050,889.52/92,108.20
  6. Step 6: Final answer
    x = 71,514.27

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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.