Home / 68,242.20-94,171.80-38,025.96

Finding the Fourth Proportional to 68,242.20, 94,171.80 and 38,025.96

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Solution

The fourth proportional to 68,242.20, 94,171.80 and 38,025.96 is: 52,474.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,242.20 : 94,171.80 = 38,025.96 : x
  2. Step 2: Convert to fraction form
    68,242.20/94,171.80 = 38,025.96/x
  3. Step 3: Cross multiply
    68,242.20x = 94,171.80 × 38,025.96
  4. Step 4: Simplify right side
    68,242.20x = 3,580,973,099.93
  5. Step 5: Solve for x
    x = 3,580,973,099.93/68,242.20
  6. Step 6: Final answer
    x = 52,474.47

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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.