Home / 110,257.92-151,845.12-109,912.32

Finding the Fourth Proportional to 110,257.92, 151,845.12 and 109,912.32

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Solution

The fourth proportional to 110,257.92, 151,845.12 and 109,912.32 is: 151,369.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,257.92 : 151,845.12 = 109,912.32 : x
  2. Step 2: Convert to fraction form
    110,257.92/151,845.12 = 109,912.32/x
  3. Step 3: Cross multiply
    110,257.92x = 151,845.12 × 109,912.32
  4. Step 4: Simplify right side
    110,257.92x = 16,689,649,419.88
  5. Step 5: Solve for x
    x = 16,689,649,419.88/110,257.92
  6. Step 6: Final answer
    x = 151,369.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.