Home / 66,465.66-99,665.18-22,076.85

Finding the Fourth Proportional to 66,465.66, 99,665.18 and 22,076.85

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Solution

The fourth proportional to 66,465.66, 99,665.18 and 22,076.85 is: 33,104.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,465.66 : 99,665.18 = 22,076.85 : x
  2. Step 2: Convert to fraction form
    66,465.66/99,665.18 = 22,076.85/x
  3. Step 3: Cross multiply
    66,465.66x = 99,665.18 × 22,076.85
  4. Step 4: Simplify right side
    66,465.66x = 2,200,293,118.70
  5. Step 5: Solve for x
    x = 2,200,293,118.70/66,465.66
  6. Step 6: Final answer
    x = 33,104.21

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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.