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Finding the Fourth Proportional to 55,269.80, 82,904.70 and 32,816.60

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Solution

The fourth proportional to 55,269.80, 82,904.70 and 32,816.60 is: 49,224.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,269.80 : 82,904.70 = 32,816.60 : x
  2. Step 2: Convert to fraction form
    55,269.80/82,904.70 = 32,816.60/x
  3. Step 3: Cross multiply
    55,269.80x = 82,904.70 × 32,816.60
  4. Step 4: Simplify right side
    55,269.80x = 2,720,650,378.02
  5. Step 5: Solve for x
    x = 2,720,650,378.02/55,269.80
  6. Step 6: Final answer
    x = 49,224.90

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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.