Home / 269,949.65-372,602.57-155,240.82

Finding the Fourth Proportional to 269,949.65, 372,602.57 and 155,240.82

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Solution

The fourth proportional to 269,949.65, 372,602.57 and 155,240.82 is: 214,273.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,949.65 : 372,602.57 = 155,240.82 : x
  2. Step 2: Convert to fraction form
    269,949.65/372,602.57 = 155,240.82/x
  3. Step 3: Cross multiply
    269,949.65x = 372,602.57 × 155,240.82
  4. Step 4: Simplify right side
    269,949.65x = 57,843,127,724.70
  5. Step 5: Solve for x
    x = 57,843,127,724.70/269,949.65
  6. Step 6: Final answer
    x = 214,273.77

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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.