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Finding the Fourth Proportional to 63,356.87, 95,056.40 and 21,241.13

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Solution

The fourth proportional to 63,356.87, 95,056.40 and 21,241.13 is: 31,868.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,356.87 : 95,056.40 = 21,241.13 : x
  2. Step 2: Convert to fraction form
    63,356.87/95,056.40 = 21,241.13/x
  3. Step 3: Cross multiply
    63,356.87x = 95,056.40 × 21,241.13
  4. Step 4: Simplify right side
    63,356.87x = 2,019,104,927.55
  5. Step 5: Solve for x
    x = 2,019,104,927.55/63,356.87
  6. Step 6: Final answer
    x = 31,868.76

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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.