Home / 131,446.20-197,181.45-52,544.10

Finding the Fourth Proportional to 131,446.20, 197,181.45 and 52,544.10

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Solution

The fourth proportional to 131,446.20, 197,181.45 and 52,544.10 is: 78,821.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,446.20 : 197,181.45 = 52,544.10 : x
  2. Step 2: Convert to fraction form
    131,446.20/197,181.45 = 52,544.10/x
  3. Step 3: Cross multiply
    131,446.20x = 197,181.45 × 52,544.10
  4. Step 4: Simplify right side
    131,446.20x = 10,360,721,826.95
  5. Step 5: Solve for x
    x = 10,360,721,826.95/131,446.20
  6. Step 6: Final answer
    x = 78,821.01

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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.