Home / 48,170.32-72,292.92-31,525.72

Finding the Fourth Proportional to 48,170.32, 72,292.92 and 31,525.72

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Solution

The fourth proportional to 48,170.32, 72,292.92 and 31,525.72 is: 47,313.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,170.32 : 72,292.92 = 31,525.72 : x
  2. Step 2: Convert to fraction form
    48,170.32/72,292.92 = 31,525.72/x
  3. Step 3: Cross multiply
    48,170.32x = 72,292.92 × 31,525.72
  4. Step 4: Simplify right side
    48,170.32x = 2,279,086,353.90
  5. Step 5: Solve for x
    x = 2,279,086,353.90/48,170.32
  6. Step 6: Final answer
    x = 47,313.08

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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.