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Finding the Fourth Proportional to 55,248.90, 82,945.62 and 32,800.56

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Solution

The fourth proportional to 55,248.90, 82,945.62 and 32,800.56 is: 49,243.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,248.90 : 82,945.62 = 32,800.56 : x
  2. Step 2: Convert to fraction form
    55,248.90/82,945.62 = 32,800.56/x
  3. Step 3: Cross multiply
    55,248.90x = 82,945.62 × 32,800.56
  4. Step 4: Simplify right side
    55,248.90x = 2,720,662,785.55
  5. Step 5: Solve for x
    x = 2,720,662,785.55/55,248.90
  6. Step 6: Final answer
    x = 49,243.75

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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.