Home / 269,896.10-372,467.68-167,981.90

Finding the Fourth Proportional to 269,896.10, 372,467.68 and 167,981.90

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Solution

The fourth proportional to 269,896.10, 372,467.68 and 167,981.90 is: 231,821.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,896.10 : 372,467.68 = 167,981.90 : x
  2. Step 2: Convert to fraction form
    269,896.10/372,467.68 = 167,981.90/x
  3. Step 3: Cross multiply
    269,896.10x = 372,467.68 × 167,981.90
  4. Step 4: Simplify right side
    269,896.10x = 62,567,828,574.99
  5. Step 5: Solve for x
    x = 62,567,828,574.99/269,896.10
  6. Step 6: Final answer
    x = 231,821.91

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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.