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Finding the Fourth Proportional to 80,412.04, 110,981.90 and 44,613.58

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Solution

The fourth proportional to 80,412.04, 110,981.90 and 44,613.58 is: 61,574.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,412.04 : 110,981.90 = 44,613.58 : x
  2. Step 2: Convert to fraction form
    80,412.04/110,981.90 = 44,613.58/x
  3. Step 3: Cross multiply
    80,412.04x = 110,981.90 × 44,613.58
  4. Step 4: Simplify right side
    80,412.04x = 4,951,299,096.22
  5. Step 5: Solve for x
    x = 4,951,299,096.22/80,412.04
  6. Step 6: Final answer
    x = 61,574.11

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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.