Home / 47,939.04-66,149.46-29,072.52

Finding the Fourth Proportional to 47,939.04, 66,149.46 and 29,072.52

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Solution

The fourth proportional to 47,939.04, 66,149.46 and 29,072.52 is: 40,116.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,939.04 : 66,149.46 = 29,072.52 : x
  2. Step 2: Convert to fraction form
    47,939.04/66,149.46 = 29,072.52/x
  3. Step 3: Cross multiply
    47,939.04x = 66,149.46 × 29,072.52
  4. Step 4: Simplify right side
    47,939.04x = 1,923,131,498.84
  5. Step 5: Solve for x
    x = 1,923,131,498.84/47,939.04
  6. Step 6: Final answer
    x = 40,116.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.