Home / 117,187.40-175,789.31-58,007.18

Finding the Fourth Proportional to 117,187.40, 175,789.31 and 58,007.18

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Solution

The fourth proportional to 117,187.40, 175,789.31 and 58,007.18 is: 87,014.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,187.40 : 175,789.31 = 58,007.18 : x
  2. Step 2: Convert to fraction form
    117,187.40/175,789.31 = 58,007.18/x
  3. Step 3: Cross multiply
    117,187.40x = 175,789.31 × 58,007.18
  4. Step 4: Simplify right side
    117,187.40x = 10,197,042,296.68
  5. Step 5: Solve for x
    x = 10,197,042,296.68/117,187.40
  6. Step 6: Final answer
    x = 87,014.83

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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.