Home / 47,872.80-71,794.08-44,315.28

Finding the Fourth Proportional to 47,872.80, 71,794.08 and 44,315.28

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Solution

The fourth proportional to 47,872.80, 71,794.08 and 44,315.28 is: 66,458.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,872.80 : 71,794.08 = 44,315.28 : x
  2. Step 2: Convert to fraction form
    47,872.80/71,794.08 = 44,315.28/x
  3. Step 3: Cross multiply
    47,872.80x = 71,794.08 × 44,315.28
  4. Step 4: Simplify right side
    47,872.80x = 3,181,574,757.54
  5. Step 5: Solve for x
    x = 3,181,574,757.54/47,872.80
  6. Step 6: Final answer
    x = 66,458.92

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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.