Home / 57,998.79-80,034.54-34,120.85

Finding the Fourth Proportional to 57,998.79, 80,034.54 and 34,120.85

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Solution

The fourth proportional to 57,998.79, 80,034.54 and 34,120.85 is: 47,084.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,998.79 : 80,034.54 = 34,120.85 : x
  2. Step 2: Convert to fraction form
    57,998.79/80,034.54 = 34,120.85/x
  3. Step 3: Cross multiply
    57,998.79x = 80,034.54 × 34,120.85
  4. Step 4: Simplify right side
    57,998.79x = 2,730,846,156.10
  5. Step 5: Solve for x
    x = 2,730,846,156.10/57,998.79
  6. Step 6: Final answer
    x = 47,084.54

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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.