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Finding the Fourth Proportional to 60,305.31, 83,221.83 and 33,449.56

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Solution

The fourth proportional to 60,305.31, 83,221.83 and 33,449.56 is: 46,160.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,305.31 : 83,221.83 = 33,449.56 : x
  2. Step 2: Convert to fraction form
    60,305.31/83,221.83 = 33,449.56/x
  3. Step 3: Cross multiply
    60,305.31x = 83,221.83 × 33,449.56
  4. Step 4: Simplify right side
    60,305.31x = 2,783,733,387.84
  5. Step 5: Solve for x
    x = 2,783,733,387.84/60,305.31
  6. Step 6: Final answer
    x = 46,160.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.