Home / 230,526.50-345,770.30-130,371.62

Finding the Fourth Proportional to 230,526.50, 345,770.30 and 130,371.62

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Solution

The fourth proportional to 230,526.50, 345,770.30 and 130,371.62 is: 195,546.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,526.50 : 345,770.30 = 130,371.62 : x
  2. Step 2: Convert to fraction form
    230,526.50/345,770.30 = 130,371.62/x
  3. Step 3: Cross multiply
    230,526.50x = 345,770.30 × 130,371.62
  4. Step 4: Simplify right side
    230,526.50x = 45,078,631,778.18
  5. Step 5: Solve for x
    x = 45,078,631,778.18/230,526.50
  6. Step 6: Final answer
    x = 195,546.42

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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.