Home / 119,954.88-179,890.56-49,815.36

Finding the Fourth Proportional to 119,954.88, 179,890.56 and 49,815.36

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Solution

The fourth proportional to 119,954.88, 179,890.56 and 49,815.36 is: 74,705.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,954.88 : 179,890.56 = 49,815.36 : x
  2. Step 2: Convert to fraction form
    119,954.88/179,890.56 = 49,815.36/x
  3. Step 3: Cross multiply
    119,954.88x = 179,890.56 × 49,815.36
  4. Step 4: Simplify right side
    119,954.88x = 8,961,313,007.00
  5. Step 5: Solve for x
    x = 8,961,313,007.00/119,954.88
  6. Step 6: Final answer
    x = 74,705.70

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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.