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Finding the Fourth Proportional to 144,760.84, 199,765.12 and 80,227.33

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Solution

The fourth proportional to 144,760.84, 199,765.12 and 80,227.33 is: 110,711.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,760.84 : 199,765.12 = 80,227.33 : x
  2. Step 2: Convert to fraction form
    144,760.84/199,765.12 = 80,227.33/x
  3. Step 3: Cross multiply
    144,760.84x = 199,765.12 × 80,227.33
  4. Step 4: Simplify right side
    144,760.84x = 16,026,620,804.77
  5. Step 5: Solve for x
    x = 16,026,620,804.77/144,760.84
  6. Step 6: Final answer
    x = 110,711.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.