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Finding the Fourth Proportional to 229,576.64, 343,723.44 and 124,017.44

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Solution

The fourth proportional to 229,576.64, 343,723.44 and 124,017.44 is: 185,679.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,576.64 : 343,723.44 = 124,017.44 : x
  2. Step 2: Convert to fraction form
    229,576.64/343,723.44 = 124,017.44/x
  3. Step 3: Cross multiply
    229,576.64x = 343,723.44 × 124,017.44
  4. Step 4: Simplify right side
    229,576.64x = 42,627,701,096.79
  5. Step 5: Solve for x
    x = 42,627,701,096.79/229,576.64
  6. Step 6: Final answer
    x = 185,679.61

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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.