Home / 69,383.08-103,981.38-36,033.76

Finding the Fourth Proportional to 69,383.08, 103,981.38 and 36,033.76

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Solution

The fourth proportional to 69,383.08, 103,981.38 and 36,033.76 is: 54,002.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,383.08 : 103,981.38 = 36,033.76 : x
  2. Step 2: Convert to fraction form
    69,383.08/103,981.38 = 36,033.76/x
  3. Step 3: Cross multiply
    69,383.08x = 103,981.38 × 36,033.76
  4. Step 4: Simplify right side
    69,383.08x = 3,746,840,091.39
  5. Step 5: Solve for x
    x = 3,746,840,091.39/69,383.08
  6. Step 6: Final answer
    x = 54,002.22

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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.