Home / 57,074.23-78,794.11-34,418.96

Finding the Fourth Proportional to 57,074.23, 78,794.11 and 34,418.96

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Solution

The fourth proportional to 57,074.23, 78,794.11 and 34,418.96 is: 47,517.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,074.23 : 78,794.11 = 34,418.96 : x
  2. Step 2: Convert to fraction form
    57,074.23/78,794.11 = 34,418.96/x
  3. Step 3: Cross multiply
    57,074.23x = 78,794.11 × 34,418.96
  4. Step 4: Simplify right side
    57,074.23x = 2,712,011,320.33
  5. Step 5: Solve for x
    x = 2,712,011,320.33/57,074.23
  6. Step 6: Final answer
    x = 47,517.27

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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.