Home / 66,497.31-99,732.03-22,112.16

Finding the Fourth Proportional to 66,497.31, 99,732.03 and 22,112.16

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Solution

The fourth proportional to 66,497.31, 99,732.03 and 22,112.16 is: 33,163.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,497.31 : 99,732.03 = 22,112.16 : x
  2. Step 2: Convert to fraction form
    66,497.31/99,732.03 = 22,112.16/x
  3. Step 3: Cross multiply
    66,497.31x = 99,732.03 × 22,112.16
  4. Step 4: Simplify right side
    66,497.31x = 2,205,290,604.48
  5. Step 5: Solve for x
    x = 2,205,290,604.48/66,497.31
  6. Step 6: Final answer
    x = 33,163.61

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1.5x scale

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.