Home / 119,826.92-179,744.98-31,078.10

Finding the Fourth Proportional to 119,826.92, 179,744.98 and 31,078.10

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Solution

The fourth proportional to 119,826.92, 179,744.98 and 31,078.10 is: 46,618.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,826.92 : 179,744.98 = 31,078.10 : x
  2. Step 2: Convert to fraction form
    119,826.92/179,744.98 = 31,078.10/x
  3. Step 3: Cross multiply
    119,826.92x = 179,744.98 × 31,078.10
  4. Step 4: Simplify right side
    119,826.92x = 5,586,132,462.94
  5. Step 5: Solve for x
    x = 5,586,132,462.94/119,826.92
  6. Step 6: Final answer
    x = 46,618.34

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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.