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Finding the Fourth Proportional to 104,871, 144,732.92 and 59,561.22

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Solution

The fourth proportional to 104,871, 144,732.92 and 59,561.22 is: 82,200.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,871 : 144,732.92 = 59,561.22 : x
  2. Step 2: Convert to fraction form
    104,871/144,732.92 = 59,561.22/x
  3. Step 3: Cross multiply
    104,871x = 144,732.92 × 59,561.22
  4. Step 4: Simplify right side
    104,871x = 8,620,468,991.56
  5. Step 5: Solve for x
    x = 8,620,468,991.56/104,871
  6. Step 6: Final answer
    x = 82,200.69

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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.