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Finding the Fourth Proportional to 60,859.41, 91,282.06 and 16,489.51

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Solution

The fourth proportional to 60,859.41, 91,282.06 and 16,489.51 is: 24,732.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,859.41 : 91,282.06 = 16,489.51 : x
  2. Step 2: Convert to fraction form
    60,859.41/91,282.06 = 16,489.51/x
  3. Step 3: Cross multiply
    60,859.41x = 91,282.06 × 16,489.51
  4. Step 4: Simplify right side
    60,859.41x = 1,505,196,654.31
  5. Step 5: Solve for x
    x = 1,505,196,654.31/60,859.41
  6. Step 6: Final answer
    x = 24,732.36

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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.