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Finding the Fourth Proportional to 60,961.70, 84,110.94 and 41,847.32

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Solution

The fourth proportional to 60,961.70, 84,110.94 and 41,847.32 is: 57,738.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,961.70 : 84,110.94 = 41,847.32 : x
  2. Step 2: Convert to fraction form
    60,961.70/84,110.94 = 41,847.32/x
  3. Step 3: Cross multiply
    60,961.70x = 84,110.94 × 41,847.32
  4. Step 4: Simplify right side
    60,961.70x = 3,519,817,631.96
  5. Step 5: Solve for x
    x = 3,519,817,631.96/60,961.70
  6. Step 6: Final answer
    x = 57,738.18

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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.