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Finding the Fourth Proportional to 63,713.37, 87,926.71 and 35,035.21

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Solution

The fourth proportional to 63,713.37, 87,926.71 and 35,035.21 is: 48,349.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,713.37 : 87,926.71 = 35,035.21 : x
  2. Step 2: Convert to fraction form
    63,713.37/87,926.71 = 35,035.21/x
  3. Step 3: Cross multiply
    63,713.37x = 87,926.71 × 35,035.21
  4. Step 4: Simplify right side
    63,713.37x = 3,080,530,749.46
  5. Step 5: Solve for x
    x = 3,080,530,749.46/63,713.37
  6. Step 6: Final answer
    x = 48,349.83

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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.