Home / 47,357.20-71,112.60-34,301.20

Finding the Fourth Proportional to 47,357.20, 71,112.60 and 34,301.20

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Solution

The fourth proportional to 47,357.20, 71,112.60 and 34,301.20 is: 51,507.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,357.20 : 71,112.60 = 34,301.20 : x
  2. Step 2: Convert to fraction form
    47,357.20/71,112.60 = 34,301.20/x
  3. Step 3: Cross multiply
    47,357.20x = 71,112.60 × 34,301.20
  4. Step 4: Simplify right side
    47,357.20x = 2,439,247,515.12
  5. Step 5: Solve for x
    x = 2,439,247,515.12/47,357.20
  6. Step 6: Final answer
    x = 51,507.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.