Home / 119,811.16-179,664.24-44,878.72

Finding the Fourth Proportional to 119,811.16, 179,664.24 and 44,878.72

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Solution

The fourth proportional to 119,811.16, 179,664.24 and 44,878.72 is: 67,298.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,811.16 : 179,664.24 = 44,878.72 : x
  2. Step 2: Convert to fraction form
    119,811.16/179,664.24 = 44,878.72/x
  3. Step 3: Cross multiply
    119,811.16x = 179,664.24 × 44,878.72
  4. Step 4: Simplify right side
    119,811.16x = 8,063,101,120.97
  5. Step 5: Solve for x
    x = 8,063,101,120.97/119,811.16
  6. Step 6: Final answer
    x = 67,298.41

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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.