Home / 119,904.36-179,863.02-31,155.48

Finding the Fourth Proportional to 119,904.36, 179,863.02 and 31,155.48

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Solution

The fourth proportional to 119,904.36, 179,863.02 and 31,155.48 is: 46,734.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,904.36 : 179,863.02 = 31,155.48 : x
  2. Step 2: Convert to fraction form
    119,904.36/179,863.02 = 31,155.48/x
  3. Step 3: Cross multiply
    119,904.36x = 179,863.02 × 31,155.48
  4. Step 4: Simplify right side
    119,904.36x = 5,603,718,722.35
  5. Step 5: Solve for x
    x = 5,603,718,722.35/119,904.36
  6. Step 6: Final answer
    x = 46,734.90

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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.