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Finding the Fourth Proportional to 81,459.88, 122,189.73 and 22,296.04

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Solution

The fourth proportional to 81,459.88, 122,189.73 and 22,296.04 is: 33,444.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,459.88 : 122,189.73 = 22,296.04 : x
  2. Step 2: Convert to fraction form
    81,459.88/122,189.73 = 22,296.04/x
  3. Step 3: Cross multiply
    81,459.88x = 122,189.73 × 22,296.04
  4. Step 4: Simplify right side
    81,459.88x = 2,724,347,107.67
  5. Step 5: Solve for x
    x = 2,724,347,107.67/81,459.88
  6. Step 6: Final answer
    x = 33,444.04

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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.