Home / 234,776.98-323,997.78-142,864.66

Finding the Fourth Proportional to 234,776.98, 323,997.78 and 142,864.66

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Solution

The fourth proportional to 234,776.98, 323,997.78 and 142,864.66 is: 197,156.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,776.98 : 323,997.78 = 142,864.66 : x
  2. Step 2: Convert to fraction form
    234,776.98/323,997.78 = 142,864.66/x
  3. Step 3: Cross multiply
    234,776.98x = 323,997.78 × 142,864.66
  4. Step 4: Simplify right side
    234,776.98x = 46,287,832,680.45
  5. Step 5: Solve for x
    x = 46,287,832,680.45/234,776.98
  6. Step 6: Final answer
    x = 197,156.61

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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.