Home / 45,465.20-68,233.34-31,523.42

Finding the Fourth Proportional to 45,465.20, 68,233.34 and 31,523.42

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Solution

The fourth proportional to 45,465.20, 68,233.34 and 31,523.42 is: 47,309.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,465.20 : 68,233.34 = 31,523.42 : x
  2. Step 2: Convert to fraction form
    45,465.20/68,233.34 = 31,523.42/x
  3. Step 3: Cross multiply
    45,465.20x = 68,233.34 × 31,523.42
  4. Step 4: Simplify right side
    45,465.20x = 2,150,947,827.13
  5. Step 5: Solve for x
    x = 2,150,947,827.13/45,465.20
  6. Step 6: Final answer
    x = 47,309.76

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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.