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Finding the Fourth Proportional to 63,046.64, 87,039.96 and 41,854.88

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Solution

The fourth proportional to 63,046.64, 87,039.96 and 41,854.88 is: 57,783.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,046.64 : 87,039.96 = 41,854.88 : x
  2. Step 2: Convert to fraction form
    63,046.64/87,039.96 = 41,854.88/x
  3. Step 3: Cross multiply
    63,046.64x = 87,039.96 × 41,854.88
  4. Step 4: Simplify right side
    63,046.64x = 3,643,047,081.00
  5. Step 5: Solve for x
    x = 3,643,047,081.00/63,046.64
  6. Step 6: Final answer
    x = 57,783.37

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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.