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Finding the Fourth Proportional to 81,598.58, 122,383.23 and 22,426.46

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Solution

The fourth proportional to 81,598.58, 122,383.23 and 22,426.46 is: 33,635.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,598.58 : 122,383.23 = 22,426.46 : x
  2. Step 2: Convert to fraction form
    81,598.58/122,383.23 = 22,426.46/x
  3. Step 3: Cross multiply
    81,598.58x = 122,383.23 × 22,426.46
  4. Step 4: Simplify right side
    81,598.58x = 2,744,622,612.27
  5. Step 5: Solve for x
    x = 2,744,622,612.27/81,598.58
  6. Step 6: Final answer
    x = 33,635.67

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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.