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Finding the Fourth Proportional to 60,905.44, 84,049.83 and 34,049.08

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Solution

The fourth proportional to 60,905.44, 84,049.83 and 34,049.08 is: 46,987.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,905.44 : 84,049.83 = 34,049.08 : x
  2. Step 2: Convert to fraction form
    60,905.44/84,049.83 = 34,049.08/x
  3. Step 3: Cross multiply
    60,905.44x = 84,049.83 × 34,049.08
  4. Step 4: Simplify right side
    60,905.44x = 2,861,819,385.66
  5. Step 5: Solve for x
    x = 2,861,819,385.66/60,905.44
  6. Step 6: Final answer
    x = 46,987.91

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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.