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Finding the Fourth Proportional to 44,217.36, 66,471.84 and 40,970.88

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Solution

The fourth proportional to 44,217.36, 66,471.84 and 40,970.88 is: 61,591.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,217.36 : 66,471.84 = 40,970.88 : x
  2. Step 2: Convert to fraction form
    44,217.36/66,471.84 = 40,970.88/x
  3. Step 3: Cross multiply
    44,217.36x = 66,471.84 × 40,970.88
  4. Step 4: Simplify right side
    44,217.36x = 2,723,409,780.02
  5. Step 5: Solve for x
    x = 2,723,409,780.02/44,217.36
  6. Step 6: Final answer
    x = 61,591.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.