Home / 140,734.32-210,989.16-96,249.84

Finding the Fourth Proportional to 140,734.32, 210,989.16 and 96,249.84

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Solution

The fourth proportional to 140,734.32, 210,989.16 and 96,249.84 is: 144,297.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,734.32 : 210,989.16 = 96,249.84 : x
  2. Step 2: Convert to fraction form
    140,734.32/210,989.16 = 96,249.84/x
  3. Step 3: Cross multiply
    140,734.32x = 210,989.16 × 96,249.84
  4. Step 4: Simplify right side
    140,734.32x = 20,307,672,891.73
  5. Step 5: Solve for x
    x = 20,307,672,891.73/140,734.32
  6. Step 6: Final answer
    x = 144,297.94

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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.