Home / 51,121.38-70,487.16-34,996.44

Finding the Fourth Proportional to 51,121.38, 70,487.16 and 34,996.44

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Solution

The fourth proportional to 51,121.38, 70,487.16 and 34,996.44 is: 48,253.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,121.38 : 70,487.16 = 34,996.44 : x
  2. Step 2: Convert to fraction form
    51,121.38/70,487.16 = 34,996.44/x
  3. Step 3: Cross multiply
    51,121.38x = 70,487.16 × 34,996.44
  4. Step 4: Simplify right side
    51,121.38x = 2,466,799,665.71
  5. Step 5: Solve for x
    x = 2,466,799,665.71/51,121.38
  6. Step 6: Final answer
    x = 48,253.78

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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.