Home / 271,495.46-374,718.25-156,792.78

Finding the Fourth Proportional to 271,495.46, 374,718.25 and 156,792.78

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Solution

The fourth proportional to 271,495.46, 374,718.25 and 156,792.78 is: 216,405.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,495.46 : 374,718.25 = 156,792.78 : x
  2. Step 2: Convert to fraction form
    271,495.46/374,718.25 = 156,792.78/x
  3. Step 3: Cross multiply
    271,495.46x = 374,718.25 × 156,792.78
  4. Step 4: Simplify right side
    271,495.46x = 58,753,116,330.23
  5. Step 5: Solve for x
    x = 58,753,116,330.23/271,495.46
  6. Step 6: Final answer
    x = 216,405.52

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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.