Home / 271,983.67-375,181.09-169,831.78

Finding the Fourth Proportional to 271,983.67, 375,181.09 and 169,831.78

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Solution

The fourth proportional to 271,983.67, 375,181.09 and 169,831.78 is: 234,270.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,983.67 : 375,181.09 = 169,831.78 : x
  2. Step 2: Convert to fraction form
    271,983.67/375,181.09 = 169,831.78/x
  3. Step 3: Cross multiply
    271,983.67x = 375,181.09 × 169,831.78
  4. Step 4: Simplify right side
    271,983.67x = 63,717,670,974.51
  5. Step 5: Solve for x
    x = 63,717,670,974.51/271,983.67
  6. Step 6: Final answer
    x = 234,270.21

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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.