Home / 231,769.40-347,654.10-148,825.40

Finding the Fourth Proportional to 231,769.40, 347,654.10 and 148,825.40

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Solution

The fourth proportional to 231,769.40, 347,654.10 and 148,825.40 is: 223,238.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,769.40 : 347,654.10 = 148,825.40 : x
  2. Step 2: Convert to fraction form
    231,769.40/347,654.10 = 148,825.40/x
  3. Step 3: Cross multiply
    231,769.40x = 347,654.10 × 148,825.40
  4. Step 4: Simplify right side
    231,769.40x = 51,739,760,494.14
  5. Step 5: Solve for x
    x = 51,739,760,494.14/231,769.40
  6. Step 6: Final answer
    x = 223,238.10

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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.