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Finding the Fourth Proportional to 63,310.01, 87,361.94 and 35,015.09

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Solution

The fourth proportional to 63,310.01, 87,361.94 and 35,015.09 is: 48,317.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,310.01 : 87,361.94 = 35,015.09 : x
  2. Step 2: Convert to fraction form
    63,310.01/87,361.94 = 35,015.09/x
  3. Step 3: Cross multiply
    63,310.01x = 87,361.94 × 35,015.09
  4. Step 4: Simplify right side
    63,310.01x = 3,058,985,842.40
  5. Step 5: Solve for x
    x = 3,058,985,842.40/63,310.01
  6. Step 6: Final answer
    x = 48,317.57

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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.