Home / 162,514.30-243,771.45-147,999.10

Finding the Fourth Proportional to 162,514.30, 243,771.45 and 147,999.10

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Solution

The fourth proportional to 162,514.30, 243,771.45 and 147,999.10 is: 221,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,514.30 : 243,771.45 = 147,999.10 : x
  2. Step 2: Convert to fraction form
    162,514.30/243,771.45 = 147,999.10/x
  3. Step 3: Cross multiply
    162,514.30x = 243,771.45 × 147,999.10
  4. Step 4: Simplify right side
    162,514.30x = 36,077,955,205.70
  5. Step 5: Solve for x
    x = 36,077,955,205.70/162,514.30
  6. Step 6: Final answer
    x = 221,998.65

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Similar ratio
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1.5x scale

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.