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Finding the Fourth Proportional to 71,017.44, 106,445.24 and 44,375.76

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Solution

The fourth proportional to 71,017.44, 106,445.24 and 44,375.76 is: 66,513.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,017.44 : 106,445.24 = 44,375.76 : x
  2. Step 2: Convert to fraction form
    71,017.44/106,445.24 = 44,375.76/x
  3. Step 3: Cross multiply
    71,017.44x = 106,445.24 × 44,375.76
  4. Step 4: Simplify right side
    71,017.44x = 4,723,588,423.38
  5. Step 5: Solve for x
    x = 4,723,588,423.38/71,017.44
  6. Step 6: Final answer
    x = 66,513.08

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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.