Home / 231,636.16-347,001.76-159,576.36

Finding the Fourth Proportional to 231,636.16, 347,001.76 and 159,576.36

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Solution

The fourth proportional to 231,636.16, 347,001.76 and 159,576.36 is: 239,052.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,636.16 : 347,001.76 = 159,576.36 : x
  2. Step 2: Convert to fraction form
    231,636.16/347,001.76 = 159,576.36/x
  3. Step 3: Cross multiply
    231,636.16x = 347,001.76 × 159,576.36
  4. Step 4: Simplify right side
    231,636.16x = 55,373,277,774.39
  5. Step 5: Solve for x
    x = 55,373,277,774.39/231,636.16
  6. Step 6: Final answer
    x = 239,052.82

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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.