Home / 90,241.40-124,534.22-49,958.88

Finding the Fourth Proportional to 90,241.40, 124,534.22 and 49,958.88

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Solution

The fourth proportional to 90,241.40, 124,534.22 and 49,958.88 is: 68,943.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,241.40 : 124,534.22 = 49,958.88 : x
  2. Step 2: Convert to fraction form
    90,241.40/124,534.22 = 49,958.88/x
  3. Step 3: Cross multiply
    90,241.40x = 124,534.22 × 49,958.88
  4. Step 4: Simplify right side
    90,241.40x = 6,221,589,903.08
  5. Step 5: Solve for x
    x = 6,221,589,903.08/90,241.40
  6. Step 6: Final answer
    x = 68,943.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.