Home / 214,091.38-321,036.50-124,159.65

Finding the Fourth Proportional to 214,091.38, 321,036.50 and 124,159.65

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Solution

The fourth proportional to 214,091.38, 321,036.50 and 124,159.65 is: 186,181.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,091.38 : 321,036.50 = 124,159.65 : x
  2. Step 2: Convert to fraction form
    214,091.38/321,036.50 = 124,159.65/x
  3. Step 3: Cross multiply
    214,091.38x = 321,036.50 × 124,159.65
  4. Step 4: Simplify right side
    214,091.38x = 39,859,778,860.60
  5. Step 5: Solve for x
    x = 39,859,778,860.60/214,091.38
  6. Step 6: Final answer
    x = 186,181.15

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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.