Home / 229,734.94-344,639.34-80,018.38

Finding the Fourth Proportional to 229,734.94, 344,639.34 and 80,018.38

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Solution

The fourth proportional to 229,734.94, 344,639.34 and 80,018.38 is: 120,040.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,734.94 : 344,639.34 = 80,018.38 : x
  2. Step 2: Convert to fraction form
    229,734.94/344,639.34 = 80,018.38/x
  3. Step 3: Cross multiply
    229,734.94x = 344,639.34 × 80,018.38
  4. Step 4: Simplify right side
    229,734.94x = 27,577,481,671.07
  5. Step 5: Solve for x
    x = 27,577,481,671.07/229,734.94
  6. Step 6: Final answer
    x = 120,040.43

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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.