Home / 64,236.80-96,331.25-22,105.10

Finding the Fourth Proportional to 64,236.80, 96,331.25 and 22,105.10

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Solution

The fourth proportional to 64,236.80, 96,331.25 and 22,105.10 is: 33,149.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,236.80 : 96,331.25 = 22,105.10 : x
  2. Step 2: Convert to fraction form
    64,236.80/96,331.25 = 22,105.10/x
  3. Step 3: Cross multiply
    64,236.80x = 96,331.25 × 22,105.10
  4. Step 4: Simplify right side
    64,236.80x = 2,129,411,914.38
  5. Step 5: Solve for x
    x = 2,129,411,914.38/64,236.80
  6. Step 6: Final answer
    x = 33,149.41

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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.