Home / 72,822.38-109,234.29-22,901.36

Finding the Fourth Proportional to 72,822.38, 109,234.29 and 22,901.36

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Solution

The fourth proportional to 72,822.38, 109,234.29 and 22,901.36 is: 34,352.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,822.38 : 109,234.29 = 22,901.36 : x
  2. Step 2: Convert to fraction form
    72,822.38/109,234.29 = 22,901.36/x
  3. Step 3: Cross multiply
    72,822.38x = 109,234.29 × 22,901.36
  4. Step 4: Simplify right side
    72,822.38x = 2,501,613,799.63
  5. Step 5: Solve for x
    x = 2,501,613,799.63/72,822.38
  6. Step 6: Final answer
    x = 34,352.27

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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.