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Finding the Fourth Proportional to 92,606.67, 138,910.01 and 22,485.51

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Solution

The fourth proportional to 92,606.67, 138,910.01 and 22,485.51 is: 33,728.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,606.67 : 138,910.01 = 22,485.51 : x
  2. Step 2: Convert to fraction form
    92,606.67/138,910.01 = 22,485.51/x
  3. Step 3: Cross multiply
    92,606.67x = 138,910.01 × 22,485.51
  4. Step 4: Simplify right side
    92,606.67x = 3,123,462,306.53
  5. Step 5: Solve for x
    x = 3,123,462,306.53/92,606.67
  6. Step 6: Final answer
    x = 33,728.27

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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.