Home / 147,682.88-221,297.52-100,236.32

Finding the Fourth Proportional to 147,682.88, 221,297.52 and 100,236.32

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Solution

The fourth proportional to 147,682.88, 221,297.52 and 100,236.32 is: 150,200.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,682.88 : 221,297.52 = 100,236.32 : x
  2. Step 2: Convert to fraction form
    147,682.88/221,297.52 = 100,236.32/x
  3. Step 3: Cross multiply
    147,682.88x = 221,297.52 × 100,236.32
  4. Step 4: Simplify right side
    147,682.88x = 22,182,049,029.93
  5. Step 5: Solve for x
    x = 22,182,049,029.93/147,682.88
  6. Step 6: Final answer
    x = 150,200.54

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1.5x scale

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.