Home / 119,382.54-179,080.20-30,636.81

Finding the Fourth Proportional to 119,382.54, 179,080.20 and 30,636.81

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Solution

The fourth proportional to 119,382.54, 179,080.20 and 30,636.81 is: 45,956.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,382.54 : 179,080.20 = 30,636.81 : x
  2. Step 2: Convert to fraction form
    119,382.54/179,080.20 = 30,636.81/x
  3. Step 3: Cross multiply
    119,382.54x = 179,080.20 × 30,636.81
  4. Step 4: Simplify right side
    119,382.54x = 5,486,446,062.16
  5. Step 5: Solve for x
    x = 5,486,446,062.16/119,382.54
  6. Step 6: Final answer
    x = 45,956.85

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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.