Home / 320,112.43-441,754.25-176,871.44

Finding the Fourth Proportional to 320,112.43, 441,754.25 and 176,871.44

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Solution

The fourth proportional to 320,112.43, 441,754.25 and 176,871.44 is: 244,082.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,112.43 : 441,754.25 = 176,871.44 : x
  2. Step 2: Convert to fraction form
    320,112.43/441,754.25 = 176,871.44/x
  3. Step 3: Cross multiply
    320,112.43x = 441,754.25 × 176,871.44
  4. Step 4: Simplify right side
    320,112.43x = 78,133,710,543.65
  5. Step 5: Solve for x
    x = 78,133,710,543.65/320,112.43
  6. Step 6: Final answer
    x = 244,082.09

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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.