Home / 83,608.20-125,412.30-50,365.80

Finding the Fourth Proportional to 83,608.20, 125,412.30 and 50,365.80

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Solution

The fourth proportional to 83,608.20, 125,412.30 and 50,365.80 is: 75,548.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,608.20 : 125,412.30 = 50,365.80 : x
  2. Step 2: Convert to fraction form
    83,608.20/125,412.30 = 50,365.80/x
  3. Step 3: Cross multiply
    83,608.20x = 125,412.30 × 50,365.80
  4. Step 4: Simplify right side
    83,608.20x = 6,316,490,819.34
  5. Step 5: Solve for x
    x = 6,316,490,819.34/83,608.20
  6. Step 6: Final answer
    x = 75,548.70

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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.