Home / 94,340.80-141,481.08-31,149.16

Finding the Fourth Proportional to 94,340.80, 141,481.08 and 31,149.16

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Solution

The fourth proportional to 94,340.80, 141,481.08 and 31,149.16 is: 46,713.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,340.80 : 141,481.08 = 31,149.16 : x
  2. Step 2: Convert to fraction form
    94,340.80/141,481.08 = 31,149.16/x
  3. Step 3: Cross multiply
    94,340.80x = 141,481.08 × 31,149.16
  4. Step 4: Simplify right side
    94,340.80x = 4,407,016,797.89
  5. Step 5: Solve for x
    x = 4,407,016,797.89/94,340.80
  6. Step 6: Final answer
    x = 46,713.80

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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.