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Finding the Fourth Proportional to 80,099.55, 110,535.42 and 44,288.64

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Solution

The fourth proportional to 80,099.55, 110,535.42 and 44,288.64 is: 61,117.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,099.55 : 110,535.42 = 44,288.64 : x
  2. Step 2: Convert to fraction form
    80,099.55/110,535.42 = 44,288.64/x
  3. Step 3: Cross multiply
    80,099.55x = 110,535.42 × 44,288.64
  4. Step 4: Simplify right side
    80,099.55x = 4,895,463,423.63
  5. Step 5: Solve for x
    x = 4,895,463,423.63/80,099.55
  6. Step 6: Final answer
    x = 61,117.24

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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.