Home / 48,680.91-72,873.41-31,163.04

Finding the Fourth Proportional to 48,680.91, 72,873.41 and 31,163.04

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Solution

The fourth proportional to 48,680.91, 72,873.41 and 31,163.04 is: 46,649.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,680.91 : 72,873.41 = 31,163.04 : x
  2. Step 2: Convert to fraction form
    48,680.91/72,873.41 = 31,163.04/x
  3. Step 3: Cross multiply
    48,680.91x = 72,873.41 × 31,163.04
  4. Step 4: Simplify right side
    48,680.91x = 2,270,956,834.95
  5. Step 5: Solve for x
    x = 2,270,956,834.95/48,680.91
  6. Step 6: Final answer
    x = 46,649.84

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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.