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Finding the Fourth Proportional to 63,803.91, 95,646.64 and 28,246.26

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Solution

The fourth proportional to 63,803.91, 95,646.64 and 28,246.26 is: 42,343.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,803.91 : 95,646.64 = 28,246.26 : x
  2. Step 2: Convert to fraction form
    63,803.91/95,646.64 = 28,246.26/x
  3. Step 3: Cross multiply
    63,803.91x = 95,646.64 × 28,246.26
  4. Step 4: Simplify right side
    63,803.91x = 2,701,659,861.57
  5. Step 5: Solve for x
    x = 2,701,659,861.57/63,803.91
  6. Step 6: Final answer
    x = 42,343.17

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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.