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Finding the Fourth Proportional to 229,496.67, 316,614.66 and 132,682.74

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Solution

The fourth proportional to 229,496.67, 316,614.66 and 132,682.74 is: 183,049.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,496.67 : 316,614.66 = 132,682.74 : x
  2. Step 2: Convert to fraction form
    229,496.67/316,614.66 = 132,682.74/x
  3. Step 3: Cross multiply
    229,496.67x = 316,614.66 × 132,682.74
  4. Step 4: Simplify right side
    229,496.67x = 42,009,298,928.10
  5. Step 5: Solve for x
    x = 42,009,298,928.10/229,496.67
  6. Step 6: Final answer
    x = 183,049.71

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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.