Home / 48,301.12-72,452.64-31,766.56

Finding the Fourth Proportional to 48,301.12, 72,452.64 and 31,766.56

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Solution

The fourth proportional to 48,301.12, 72,452.64 and 31,766.56 is: 47,650.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,301.12 : 72,452.64 = 31,766.56 : x
  2. Step 2: Convert to fraction form
    48,301.12/72,452.64 = 31,766.56/x
  3. Step 3: Cross multiply
    48,301.12x = 72,452.64 × 31,766.56
  4. Step 4: Simplify right side
    48,301.12x = 2,301,571,135.72
  5. Step 5: Solve for x
    x = 2,301,571,135.72/48,301.12
  6. Step 6: Final answer
    x = 47,650.47

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1.5x scale

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.