Home / 150,770.70-227,239.79-129,961.89

Finding the Fourth Proportional to 150,770.70, 227,239.79 and 129,961.89

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Solution

The fourth proportional to 150,770.70, 227,239.79 and 129,961.89 is: 195,877.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,770.70 : 227,239.79 = 129,961.89 : x
  2. Step 2: Convert to fraction form
    150,770.70/227,239.79 = 129,961.89/x
  3. Step 3: Cross multiply
    150,770.70x = 227,239.79 × 129,961.89
  4. Step 4: Simplify right side
    150,770.70x = 29,532,511,941.79
  5. Step 5: Solve for x
    x = 29,532,511,941.79/150,770.70
  6. Step 6: Final answer
    x = 195,877.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.