Home / 213,640.65-294,775.94-127,584.02

Finding the Fourth Proportional to 213,640.65, 294,775.94 and 127,584.02

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Solution

The fourth proportional to 213,640.65, 294,775.94 and 127,584.02 is: 176,037.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,640.65 : 294,775.94 = 127,584.02 : x
  2. Step 2: Convert to fraction form
    213,640.65/294,775.94 = 127,584.02/x
  3. Step 3: Cross multiply
    213,640.65x = 294,775.94 × 127,584.02
  4. Step 4: Simplify right side
    213,640.65x = 37,608,700,480.38
  5. Step 5: Solve for x
    x = 37,608,700,480.38/213,640.65
  6. Step 6: Final answer
    x = 176,037.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.