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Finding the Fourth Proportional to 59,185.61, 88,778.75 and 19,742.61

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Solution

The fourth proportional to 59,185.61, 88,778.75 and 19,742.61 is: 29,614.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,185.61 : 88,778.75 = 19,742.61 : x
  2. Step 2: Convert to fraction form
    59,185.61/88,778.75 = 19,742.61/x
  3. Step 3: Cross multiply
    59,185.61x = 88,778.75 × 19,742.61
  4. Step 4: Simplify right side
    59,185.61x = 1,752,724,237.54
  5. Step 5: Solve for x
    x = 1,752,724,237.54/59,185.61
  6. Step 6: Final answer
    x = 29,614.03

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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.