Home / 131,494.20-197,241.30-38,009.40

Finding the Fourth Proportional to 131,494.20, 197,241.30 and 38,009.40

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Solution

The fourth proportional to 131,494.20, 197,241.30 and 38,009.40 is: 57,014.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,494.20 : 197,241.30 = 38,009.40 : x
  2. Step 2: Convert to fraction form
    131,494.20/197,241.30 = 38,009.40/x
  3. Step 3: Cross multiply
    131,494.20x = 197,241.30 × 38,009.40
  4. Step 4: Simplify right side
    131,494.20x = 7,497,023,468.22
  5. Step 5: Solve for x
    x = 7,497,023,468.22/131,494.20
  6. Step 6: Final answer
    x = 57,014.10

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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.