Home / 66,478.07-99,717.96-22,104.82

Finding the Fourth Proportional to 66,478.07, 99,717.96 and 22,104.82

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Solution

The fourth proportional to 66,478.07, 99,717.96 and 22,104.82 is: 33,157.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,478.07 : 99,717.96 = 22,104.82 : x
  2. Step 2: Convert to fraction form
    66,478.07/99,717.96 = 22,104.82/x
  3. Step 3: Cross multiply
    66,478.07x = 99,717.96 × 22,104.82
  4. Step 4: Simplify right side
    66,478.07x = 2,204,247,057.98
  5. Step 5: Solve for x
    x = 2,204,247,057.98/66,478.07
  6. Step 6: Final answer
    x = 33,157.51

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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.