Home / 62,231.22-85,880.34-38,356.56

Finding the Fourth Proportional to 62,231.22, 85,880.34 and 38,356.56

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Solution

The fourth proportional to 62,231.22, 85,880.34 and 38,356.56 is: 52,932.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,231.22 : 85,880.34 = 38,356.56 : x
  2. Step 2: Convert to fraction form
    62,231.22/85,880.34 = 38,356.56/x
  3. Step 3: Cross multiply
    62,231.22x = 85,880.34 × 38,356.56
  4. Step 4: Simplify right side
    62,231.22x = 3,294,074,414.03
  5. Step 5: Solve for x
    x = 3,294,074,414.03/62,231.22
  6. Step 6: Final answer
    x = 52,932.83

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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.