Home / 90,241.38-124,534.23-49,958.88

Finding the Fourth Proportional to 90,241.38, 124,534.23 and 49,958.88

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Solution

The fourth proportional to 90,241.38, 124,534.23 and 49,958.88 is: 68,943.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,241.38 : 124,534.23 = 49,958.88 : x
  2. Step 2: Convert to fraction form
    90,241.38/124,534.23 = 49,958.88/x
  3. Step 3: Cross multiply
    90,241.38x = 124,534.23 × 49,958.88
  4. Step 4: Simplify right side
    90,241.38x = 6,221,590,652.46
  5. Step 5: Solve for x
    x = 6,221,590,652.46/90,241.38
  6. Step 6: Final answer
    x = 68,943.88

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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.