Home / 50,839.60-76,259.40-40,998.10

Finding the Fourth Proportional to 50,839.60, 76,259.40 and 40,998.10

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Solution

The fourth proportional to 50,839.60, 76,259.40 and 40,998.10 is: 61,497.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,839.60 : 76,259.40 = 40,998.10 : x
  2. Step 2: Convert to fraction form
    50,839.60/76,259.40 = 40,998.10/x
  3. Step 3: Cross multiply
    50,839.60x = 76,259.40 × 40,998.10
  4. Step 4: Simplify right side
    50,839.60x = 3,126,490,507.14
  5. Step 5: Solve for x
    x = 3,126,490,507.14/50,839.60
  6. Step 6: Final answer
    x = 61,497.15

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Similar ratio
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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.