Home / 57,425.10-79,240.30-34,453.71

Finding the Fourth Proportional to 57,425.10, 79,240.30 and 34,453.71

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Solution

The fourth proportional to 57,425.10, 79,240.30 and 34,453.71 is: 47,542.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,425.10 : 79,240.30 = 34,453.71 : x
  2. Step 2: Convert to fraction form
    57,425.10/79,240.30 = 34,453.71/x
  3. Step 3: Cross multiply
    57,425.10x = 79,240.30 × 34,453.71
  4. Step 4: Simplify right side
    57,425.10x = 2,730,121,748.04
  5. Step 5: Solve for x
    x = 2,730,121,748.04/57,425.10
  6. Step 6: Final answer
    x = 47,542.31

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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.