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Finding the Fourth Proportional to 271,759.92, 375,039.48 and 157,034.76

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Solution

The fourth proportional to 271,759.92, 375,039.48 and 157,034.76 is: 216,714.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,759.92 : 375,039.48 = 157,034.76 : x
  2. Step 2: Convert to fraction form
    271,759.92/375,039.48 = 157,034.76/x
  3. Step 3: Cross multiply
    271,759.92x = 375,039.48 × 157,034.76
  4. Step 4: Simplify right side
    271,759.92x = 58,894,234,732.32
  5. Step 5: Solve for x
    x = 58,894,234,732.32/271,759.92
  6. Step 6: Final answer
    x = 216,714.20

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1.5x scale

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.