Home / 89,084.18-122,938.15-50,842.97

Finding the Fourth Proportional to 89,084.18, 122,938.15 and 50,842.97

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Solution

The fourth proportional to 89,084.18, 122,938.15 and 50,842.97 is: 70,164.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,084.18 : 122,938.15 = 50,842.97 : x
  2. Step 2: Convert to fraction form
    89,084.18/122,938.15 = 50,842.97/x
  3. Step 3: Cross multiply
    89,084.18x = 122,938.15 × 50,842.97
  4. Step 4: Simplify right side
    89,084.18x = 6,250,540,672.31
  5. Step 5: Solve for x
    x = 6,250,540,672.31/89,084.18
  6. Step 6: Final answer
    x = 70,164.43

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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.