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Finding the Fourth Proportional to 59,859.86, 89,790.66 and 17,744.20

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Solution

The fourth proportional to 59,859.86, 89,790.66 and 17,744.20 is: 26,616.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,859.86 : 89,790.66 = 17,744.20 : x
  2. Step 2: Convert to fraction form
    59,859.86/89,790.66 = 17,744.20/x
  3. Step 3: Cross multiply
    59,859.86x = 89,790.66 × 17,744.20
  4. Step 4: Simplify right side
    59,859.86x = 1,593,263,204.70
  5. Step 5: Solve for x
    x = 1,593,263,204.70/59,859.86
  6. Step 6: Final answer
    x = 26,616.56

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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.