Home / 214,921.80-322,382.70-185,397.30

Finding the Fourth Proportional to 214,921.80, 322,382.70 and 185,397.30

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Solution

The fourth proportional to 214,921.80, 322,382.70 and 185,397.30 is: 278,095.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,921.80 : 322,382.70 = 185,397.30 : x
  2. Step 2: Convert to fraction form
    214,921.80/322,382.70 = 185,397.30/x
  3. Step 3: Cross multiply
    214,921.80x = 322,382.70 × 185,397.30
  4. Step 4: Simplify right side
    214,921.80x = 59,768,882,146.71
  5. Step 5: Solve for x
    x = 59,768,882,146.71/214,921.80
  6. Step 6: Final answer
    x = 278,095.95

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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.