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Finding the Fourth Proportional to 228,159.17, 341,391.29 and 143,524.09

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Solution

The fourth proportional to 228,159.17, 341,391.29 and 143,524.09 is: 214,753.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,159.17 : 341,391.29 = 143,524.09 : x
  2. Step 2: Convert to fraction form
    228,159.17/341,391.29 = 143,524.09/x
  3. Step 3: Cross multiply
    228,159.17x = 341,391.29 × 143,524.09
  4. Step 4: Simplify right side
    228,159.17x = 48,997,874,231.18
  5. Step 5: Solve for x
    x = 48,997,874,231.18/228,159.17
  6. Step 6: Final answer
    x = 214,753.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.