Home / 72,888.20-109,335-25,494.02

Finding the Fourth Proportional to 72,888.20, 109,335 and 25,494.02

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Solution

The fourth proportional to 72,888.20, 109,335 and 25,494.02 is: 38,241.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,888.20 : 109,335 = 25,494.02 : x
  2. Step 2: Convert to fraction form
    72,888.20/109,335 = 25,494.02/x
  3. Step 3: Cross multiply
    72,888.20x = 109,335 × 25,494.02
  4. Step 4: Simplify right side
    72,888.20x = 2,787,388,676.70
  5. Step 5: Solve for x
    x = 2,787,388,676.70/72,888.20
  6. Step 6: Final answer
    x = 38,241.97

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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.