Home / 63,212.41-94,786.87-21,077.58

Finding the Fourth Proportional to 63,212.41, 94,786.87 and 21,077.58

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Solution

The fourth proportional to 63,212.41, 94,786.87 and 21,077.58 is: 31,605.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,212.41 : 94,786.87 = 21,077.58 : x
  2. Step 2: Convert to fraction form
    63,212.41/94,786.87 = 21,077.58/x
  3. Step 3: Cross multiply
    63,212.41x = 94,786.87 × 21,077.58
  4. Step 4: Simplify right side
    63,212.41x = 1,997,877,361.44
  5. Step 5: Solve for x
    x = 1,997,877,361.44/63,212.41
  6. Step 6: Final answer
    x = 31,605.78

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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.