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Finding the Fourth Proportional to 63,935.60, 95,730.60 and 50,111.60

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Solution

The fourth proportional to 63,935.60, 95,730.60 and 50,111.60 is: 75,031.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,935.60 : 95,730.60 = 50,111.60 : x
  2. Step 2: Convert to fraction form
    63,935.60/95,730.60 = 50,111.60/x
  3. Step 3: Cross multiply
    63,935.60x = 95,730.60 × 50,111.60
  4. Step 4: Simplify right side
    63,935.60x = 4,797,213,534.96
  5. Step 5: Solve for x
    x = 4,797,213,534.96/63,935.60
  6. Step 6: Final answer
    x = 75,031.96

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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.