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Finding the Fourth Proportional to 271,760.46, 375,040.22 and 157,035.30

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Solution

The fourth proportional to 271,760.46, 375,040.22 and 157,035.30 is: 216,714.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,760.46 : 375,040.22 = 157,035.30 : x
  2. Step 2: Convert to fraction form
    271,760.46/375,040.22 = 157,035.30/x
  3. Step 3: Cross multiply
    271,760.46x = 375,040.22 × 157,035.30
  4. Step 4: Simplify right side
    271,760.46x = 58,894,553,459.77
  5. Step 5: Solve for x
    x = 58,894,553,459.77/271,760.46
  6. Step 6: Final answer
    x = 216,714.95

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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.