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Finding the Fourth Proportional to 69,540.74, 95,966.83 and 37,709.65

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Solution

The fourth proportional to 69,540.74, 95,966.83 and 37,709.65 is: 52,039.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,540.74 : 95,966.83 = 37,709.65 : x
  2. Step 2: Convert to fraction form
    69,540.74/95,966.83 = 37,709.65/x
  3. Step 3: Cross multiply
    69,540.74x = 95,966.83 × 37,709.65
  4. Step 4: Simplify right side
    69,540.74x = 3,618,875,198.19
  5. Step 5: Solve for x
    x = 3,618,875,198.19/69,540.74
  6. Step 6: Final answer
    x = 52,039.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.