Home / 66,244.50-99,371.37-21,902.46

Finding the Fourth Proportional to 66,244.50, 99,371.37 and 21,902.46

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Solution

The fourth proportional to 66,244.50, 99,371.37 and 21,902.46 is: 32,855.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,244.50 : 99,371.37 = 21,902.46 : x
  2. Step 2: Convert to fraction form
    66,244.50/99,371.37 = 21,902.46/x
  3. Step 3: Cross multiply
    66,244.50x = 99,371.37 × 21,902.46
  4. Step 4: Simplify right side
    66,244.50x = 2,176,477,456.57
  5. Step 5: Solve for x
    x = 2,176,477,456.57/66,244.50
  6. Step 6: Final answer
    x = 32,855.22

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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.