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Finding the Fourth Proportional to 44,709.80, 67,064.70 and 44,126.60

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Solution

The fourth proportional to 44,709.80, 67,064.70 and 44,126.60 is: 66,189.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,709.80 : 67,064.70 = 44,126.60 : x
  2. Step 2: Convert to fraction form
    44,709.80/67,064.70 = 44,126.60/x
  3. Step 3: Cross multiply
    44,709.80x = 67,064.70 × 44,126.60
  4. Step 4: Simplify right side
    44,709.80x = 2,959,337,191.02
  5. Step 5: Solve for x
    x = 2,959,337,191.02/44,709.80
  6. Step 6: Final answer
    x = 66,189.90

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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.