Home / 72,110.09-108,175.38-22,194.34

Finding the Fourth Proportional to 72,110.09, 108,175.38 and 22,194.34

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Solution

The fourth proportional to 72,110.09, 108,175.38 and 22,194.34 is: 33,294.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,110.09 : 108,175.38 = 22,194.34 : x
  2. Step 2: Convert to fraction form
    72,110.09/108,175.38 = 22,194.34/x
  3. Step 3: Cross multiply
    72,110.09x = 108,175.38 × 22,194.34
  4. Step 4: Simplify right side
    72,110.09x = 2,400,881,163.35
  5. Step 5: Solve for x
    x = 2,400,881,163.35/72,110.09
  6. Step 6: Final answer
    x = 33,294.66

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1.5x scale

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.