Home / 231,769.60-347,654.40-179,281.60

Finding the Fourth Proportional to 231,769.60, 347,654.40 and 179,281.60

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Solution

The fourth proportional to 231,769.60, 347,654.40 and 179,281.60 is: 268,922.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,769.60 : 347,654.40 = 179,281.60 : x
  2. Step 2: Convert to fraction form
    231,769.60/347,654.40 = 179,281.60/x
  3. Step 3: Cross multiply
    231,769.60x = 347,654.40 × 179,281.60
  4. Step 4: Simplify right side
    231,769.60x = 62,328,037,079.04
  5. Step 5: Solve for x
    x = 62,328,037,079.04/231,769.60
  6. Step 6: Final answer
    x = 268,922.40

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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.