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Finding the Fourth Proportional to 66,340.56, 91,549.92 and 36,532.56

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Solution

The fourth proportional to 66,340.56, 91,549.92 and 36,532.56 is: 50,414.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,340.56 : 91,549.92 = 36,532.56 : x
  2. Step 2: Convert to fraction form
    66,340.56/91,549.92 = 36,532.56/x
  3. Step 3: Cross multiply
    66,340.56x = 91,549.92 × 36,532.56
  4. Step 4: Simplify right side
    66,340.56x = 3,344,552,945.40
  5. Step 5: Solve for x
    x = 3,344,552,945.40/66,340.56
  6. Step 6: Final answer
    x = 50,414.90

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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.