Home / 117,675.39-176,562.31-51,171.47

Finding the Fourth Proportional to 117,675.39, 176,562.31 and 51,171.47

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Solution

The fourth proportional to 117,675.39, 176,562.31 and 51,171.47 is: 76,778.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,675.39 : 176,562.31 = 51,171.47 : x
  2. Step 2: Convert to fraction form
    117,675.39/176,562.31 = 51,171.47/x
  3. Step 3: Cross multiply
    117,675.39x = 176,562.31 × 51,171.47
  4. Step 4: Simplify right side
    117,675.39x = 9,034,952,949.30
  5. Step 5: Solve for x
    x = 9,034,952,949.30/117,675.39
  6. Step 6: Final answer
    x = 76,778.61

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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.