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Finding the Fourth Proportional to 83,652.60, 125,576.10 and 50,410.20

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Solution

The fourth proportional to 83,652.60, 125,576.10 and 50,410.20 is: 75,673.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,652.60 : 125,576.10 = 50,410.20 : x
  2. Step 2: Convert to fraction form
    83,652.60/125,576.10 = 50,410.20/x
  3. Step 3: Cross multiply
    83,652.60x = 125,576.10 × 50,410.20
  4. Step 4: Simplify right side
    83,652.60x = 6,330,316,316.22
  5. Step 5: Solve for x
    x = 6,330,316,316.22/83,652.60
  6. Step 6: Final answer
    x = 75,673.87

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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.