Home / 69,072.48-95,285.13-40,373.39

Finding the Fourth Proportional to 69,072.48, 95,285.13 and 40,373.39

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Solution

The fourth proportional to 69,072.48, 95,285.13 and 40,373.39 is: 55,694.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,072.48 : 95,285.13 = 40,373.39 : x
  2. Step 2: Convert to fraction form
    69,072.48/95,285.13 = 40,373.39/x
  3. Step 3: Cross multiply
    69,072.48x = 95,285.13 × 40,373.39
  4. Step 4: Simplify right side
    69,072.48x = 3,846,983,952.90
  5. Step 5: Solve for x
    x = 3,846,983,952.90/69,072.48
  6. Step 6: Final answer
    x = 55,694.89

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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.