Home / 66,910.03-100,365.19-22,567.91

Finding the Fourth Proportional to 66,910.03, 100,365.19 and 22,567.91

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Solution

The fourth proportional to 66,910.03, 100,365.19 and 22,567.91 is: 33,851.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,910.03 : 100,365.19 = 22,567.91 : x
  2. Step 2: Convert to fraction form
    66,910.03/100,365.19 = 22,567.91/x
  3. Step 3: Cross multiply
    66,910.03x = 100,365.19 × 22,567.91
  4. Step 4: Simplify right side
    66,910.03x = 2,265,032,016.81
  5. Step 5: Solve for x
    x = 2,265,032,016.81/66,910.03
  6. Step 6: Final answer
    x = 33,851.91

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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.