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Finding the Fourth Proportional to 63,193.62, 94,790.43 and 43,412.21

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Solution

The fourth proportional to 63,193.62, 94,790.43 and 43,412.21 is: 65,118.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,193.62 : 94,790.43 = 43,412.21 : x
  2. Step 2: Convert to fraction form
    63,193.62/94,790.43 = 43,412.21/x
  3. Step 3: Cross multiply
    63,193.62x = 94,790.43 × 43,412.21
  4. Step 4: Simplify right side
    63,193.62x = 4,115,062,053.15
  5. Step 5: Solve for x
    x = 4,115,062,053.15/63,193.62
  6. Step 6: Final answer
    x = 65,118.32

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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.