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Finding the Fourth Proportional to 59,863.20, 89,794.80 and 36,535.20

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Solution

The fourth proportional to 59,863.20, 89,794.80 and 36,535.20 is: 54,802.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,863.20 : 89,794.80 = 36,535.20 : x
  2. Step 2: Convert to fraction form
    59,863.20/89,794.80 = 36,535.20/x
  3. Step 3: Cross multiply
    59,863.20x = 89,794.80 × 36,535.20
  4. Step 4: Simplify right side
    59,863.20x = 3,280,670,976.96
  5. Step 5: Solve for x
    x = 3,280,670,976.96/59,863.20
  6. Step 6: Final answer
    x = 54,802.80

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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.