Home / 88,008-131,895.36-73,311.36

Finding the Fourth Proportional to 88,008, 131,895.36 and 73,311.36

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Solution

The fourth proportional to 88,008, 131,895.36 and 73,311.36 is: 109,869.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,008 : 131,895.36 = 73,311.36 : x
  2. Step 2: Convert to fraction form
    88,008/131,895.36 = 73,311.36/x
  3. Step 3: Cross multiply
    88,008x = 131,895.36 × 73,311.36
  4. Step 4: Simplify right side
    88,008x = 9,669,428,219.29
  5. Step 5: Solve for x
    x = 9,669,428,219.29/88,008
  6. Step 6: Final answer
    x = 109,869.88

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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.