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Finding the Fourth Proportional to 234,653.10, 323,827.65 and 132,693.81

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Solution

The fourth proportional to 234,653.10, 323,827.65 and 132,693.81 is: 183,121.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,653.10 : 323,827.65 = 132,693.81 : x
  2. Step 2: Convert to fraction form
    234,653.10/323,827.65 = 132,693.81/x
  3. Step 3: Cross multiply
    234,653.10x = 323,827.65 × 132,693.81
  4. Step 4: Simplify right side
    234,653.10x = 42,969,924,661.85
  5. Step 5: Solve for x
    x = 42,969,924,661.85/234,653.10
  6. Step 6: Final answer
    x = 183,121.06

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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.