Home / 114,728.67-172,033.92-51,494.59

Finding the Fourth Proportional to 114,728.67, 172,033.92 and 51,494.59

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Solution

The fourth proportional to 114,728.67, 172,033.92 and 51,494.59 is: 77,215.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,728.67 : 172,033.92 = 51,494.59 : x
  2. Step 2: Convert to fraction form
    114,728.67/172,033.92 = 51,494.59/x
  3. Step 3: Cross multiply
    114,728.67x = 172,033.92 × 51,494.59
  4. Step 4: Simplify right side
    114,728.67x = 8,858,815,387.64
  5. Step 5: Solve for x
    x = 8,858,815,387.64/114,728.67
  6. Step 6: Final answer
    x = 77,215.36

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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.