Home / 72,262.82-108,405.96-22,331.26

Finding the Fourth Proportional to 72,262.82, 108,405.96 and 22,331.26

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Solution

The fourth proportional to 72,262.82, 108,405.96 and 22,331.26 is: 33,500.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,262.82 : 108,405.96 = 22,331.26 : x
  2. Step 2: Convert to fraction form
    72,262.82/108,405.96 = 22,331.26/x
  3. Step 3: Cross multiply
    72,262.82x = 108,405.96 × 22,331.26
  4. Step 4: Simplify right side
    72,262.82x = 2,420,841,678.31
  5. Step 5: Solve for x
    x = 2,420,841,678.31/72,262.82
  6. Step 6: Final answer
    x = 33,500.51

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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.