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Finding the Fourth Proportional to 234,099.10, 323,056.11 and 126,670.96

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Solution

The fourth proportional to 234,099.10, 323,056.11 and 126,670.96 is: 174,805.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,099.10 : 323,056.11 = 126,670.96 : x
  2. Step 2: Convert to fraction form
    234,099.10/323,056.11 = 126,670.96/x
  3. Step 3: Cross multiply
    234,099.10x = 323,056.11 × 126,670.96
  4. Step 4: Simplify right side
    234,099.10x = 40,921,827,587.57
  5. Step 5: Solve for x
    x = 40,921,827,587.57/234,099.10
  6. Step 6: Final answer
    x = 174,805.57

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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.