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Finding the Fourth Proportional to 80,326.16, 110,839.56 and 44,514.40

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Solution

The fourth proportional to 80,326.16, 110,839.56 and 44,514.40 is: 61,424.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,326.16 : 110,839.56 = 44,514.40 : x
  2. Step 2: Convert to fraction form
    80,326.16/110,839.56 = 44,514.40/x
  3. Step 3: Cross multiply
    80,326.16x = 110,839.56 × 44,514.40
  4. Step 4: Simplify right side
    80,326.16x = 4,933,956,509.66
  5. Step 5: Solve for x
    x = 4,933,956,509.66/80,326.16
  6. Step 6: Final answer
    x = 61,424.03

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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.