Home / 102,734.24-154,057.62-40,361

Finding the Fourth Proportional to 102,734.24, 154,057.62 and 40,361

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Solution

The fourth proportional to 102,734.24, 154,057.62 and 40,361 is: 60,524.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,734.24 : 154,057.62 = 40,361 : x
  2. Step 2: Convert to fraction form
    102,734.24/154,057.62 = 40,361/x
  3. Step 3: Cross multiply
    102,734.24x = 154,057.62 × 40,361
  4. Step 4: Simplify right side
    102,734.24x = 6,217,919,600.82
  5. Step 5: Solve for x
    x = 6,217,919,600.82/102,734.24
  6. Step 6: Final answer
    x = 60,524.32

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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.