Home / 66,825.33-100,206.60-38,753.36

Finding the Fourth Proportional to 66,825.33, 100,206.60 and 38,753.36

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Solution

The fourth proportional to 66,825.33, 100,206.60 and 38,753.36 is: 58,111.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,825.33 : 100,206.60 = 38,753.36 : x
  2. Step 2: Convert to fraction form
    66,825.33/100,206.60 = 38,753.36/x
  3. Step 3: Cross multiply
    66,825.33x = 100,206.60 × 38,753.36
  4. Step 4: Simplify right side
    66,825.33x = 3,883,342,444.18
  5. Step 5: Solve for x
    x = 3,883,342,444.18/66,825.33
  6. Step 6: Final answer
    x = 58,111.83

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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.