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Finding the Fourth Proportional to 80,358.74, 110,884.80 and 44,548.42

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Solution

The fourth proportional to 80,358.74, 110,884.80 and 44,548.42 is: 61,471.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,358.74 : 110,884.80 = 44,548.42 : x
  2. Step 2: Convert to fraction form
    80,358.74/110,884.80 = 44,548.42/x
  3. Step 3: Cross multiply
    80,358.74x = 110,884.80 × 44,548.42
  4. Step 4: Simplify right side
    80,358.74x = 4,939,742,642.02
  5. Step 5: Solve for x
    x = 4,939,742,642.02/80,358.74
  6. Step 6: Final answer
    x = 61,471.13

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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.