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Finding the Fourth Proportional to 63,171.56, 87,184.40 and 35,954.26

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Solution

The fourth proportional to 63,171.56, 87,184.40 and 35,954.26 is: 49,621.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,171.56 : 87,184.40 = 35,954.26 : x
  2. Step 2: Convert to fraction form
    63,171.56/87,184.40 = 35,954.26/x
  3. Step 3: Cross multiply
    63,171.56x = 87,184.40 × 35,954.26
  4. Step 4: Simplify right side
    63,171.56x = 3,134,650,405.77
  5. Step 5: Solve for x
    x = 3,134,650,405.77/63,171.56
  6. Step 6: Final answer
    x = 49,621.23

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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.