Home / 131,273.20-196,909.80-125,514.10

Finding the Fourth Proportional to 131,273.20, 196,909.80 and 125,514.10

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Solution

The fourth proportional to 131,273.20, 196,909.80 and 125,514.10 is: 188,271.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,273.20 : 196,909.80 = 125,514.10 : x
  2. Step 2: Convert to fraction form
    131,273.20/196,909.80 = 125,514.10/x
  3. Step 3: Cross multiply
    131,273.20x = 196,909.80 × 125,514.10
  4. Step 4: Simplify right side
    131,273.20x = 24,714,956,328.18
  5. Step 5: Solve for x
    x = 24,714,956,328.18/131,273.20
  6. Step 6: Final answer
    x = 188,271.15

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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.