Home / 80,820.52-111,527.93-44,514.90

Finding the Fourth Proportional to 80,820.52, 111,527.93 and 44,514.90

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Solution

The fourth proportional to 80,820.52, 111,527.93 and 44,514.90 is: 61,428.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,820.52 : 111,527.93 = 44,514.90 : x
  2. Step 2: Convert to fraction form
    80,820.52/111,527.93 = 44,514.90/x
  3. Step 3: Cross multiply
    80,820.52x = 111,527.93 × 44,514.90
  4. Step 4: Simplify right side
    80,820.52x = 4,964,654,651.16
  5. Step 5: Solve for x
    x = 4,964,654,651.16/80,820.52
  6. Step 6: Final answer
    x = 61,428.15

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1.5x scale

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.