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Finding the Fourth Proportional to 63,568.99, 87,653.41 and 52,047.96

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Solution

The fourth proportional to 63,568.99, 87,653.41 and 52,047.96 is: 71,767.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,568.99 : 87,653.41 = 52,047.96 : x
  2. Step 2: Convert to fraction form
    63,568.99/87,653.41 = 52,047.96/x
  3. Step 3: Cross multiply
    63,568.99x = 87,653.41 × 52,047.96
  4. Step 4: Simplify right side
    63,568.99x = 4,562,181,177.54
  5. Step 5: Solve for x
    x = 4,562,181,177.54/63,568.99
  6. Step 6: Final answer
    x = 71,767.40

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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.