Home / 57,890.70-79,904.88-34,025.04

Finding the Fourth Proportional to 57,890.70, 79,904.88 and 34,025.04

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Solution

The fourth proportional to 57,890.70, 79,904.88 and 34,025.04 is: 46,963.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,890.70 : 79,904.88 = 34,025.04 : x
  2. Step 2: Convert to fraction form
    57,890.70/79,904.88 = 34,025.04/x
  3. Step 3: Cross multiply
    57,890.70x = 79,904.88 × 34,025.04
  4. Step 4: Simplify right side
    57,890.70x = 2,718,766,738.20
  5. Step 5: Solve for x
    x = 2,718,766,738.20/57,890.70
  6. Step 6: Final answer
    x = 46,963.79

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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.