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Finding the Fourth Proportional to 63,794.72, 95,699.91 and 21,681.74

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Solution

The fourth proportional to 63,794.72, 95,699.91 and 21,681.74 is: 32,525.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,794.72 : 95,699.91 = 21,681.74 : x
  2. Step 2: Convert to fraction form
    63,794.72/95,699.91 = 21,681.74/x
  3. Step 3: Cross multiply
    63,794.72x = 95,699.91 × 21,681.74
  4. Step 4: Simplify right side
    63,794.72x = 2,074,940,566.64
  5. Step 5: Solve for x
    x = 2,074,940,566.64/63,794.72
  6. Step 6: Final answer
    x = 32,525.27

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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.