Home / 83,539.20-125,337.60-36,825.60

Finding the Fourth Proportional to 83,539.20, 125,337.60 and 36,825.60

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Solution

The fourth proportional to 83,539.20, 125,337.60 and 36,825.60 is: 55,251.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,539.20 : 125,337.60 = 36,825.60 : x
  2. Step 2: Convert to fraction form
    83,539.20/125,337.60 = 36,825.60/x
  3. Step 3: Cross multiply
    83,539.20x = 125,337.60 × 36,825.60
  4. Step 4: Simplify right side
    83,539.20x = 4,615,632,322.56
  5. Step 5: Solve for x
    x = 4,615,632,322.56/83,539.20
  6. Step 6: Final answer
    x = 55,251.10

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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.