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Finding the Fourth Proportional to 167,955.50, 231,753.74 and 95,347.10

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Solution

The fourth proportional to 167,955.50, 231,753.74 and 95,347.10 is: 131,564.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,955.50 : 231,753.74 = 95,347.10 : x
  2. Step 2: Convert to fraction form
    167,955.50/231,753.74 = 95,347.10/x
  3. Step 3: Cross multiply
    167,955.50x = 231,753.74 × 95,347.10
  4. Step 4: Simplify right side
    167,955.50x = 22,097,047,023.15
  5. Step 5: Solve for x
    x = 22,097,047,023.15/167,955.50
  6. Step 6: Final answer
    x = 131,564.89

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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.