Home / 232,145.40-347,757.30-126,775.80

Finding the Fourth Proportional to 232,145.40, 347,757.30 and 126,775.80

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Solution

The fourth proportional to 232,145.40, 347,757.30 and 126,775.80 is: 189,912.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,145.40 : 347,757.30 = 126,775.80 : x
  2. Step 2: Convert to fraction form
    232,145.40/347,757.30 = 126,775.80/x
  3. Step 3: Cross multiply
    232,145.40x = 347,757.30 × 126,775.80
  4. Step 4: Simplify right side
    232,145.40x = 44,087,209,913.34
  5. Step 5: Solve for x
    x = 44,087,209,913.34/232,145.40
  6. Step 6: Final answer
    x = 189,912.05

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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.