Home / 66,087.06-99,150.03-26,623.86

Finding the Fourth Proportional to 66,087.06, 99,150.03 and 26,623.86

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Solution

The fourth proportional to 66,087.06, 99,150.03 and 26,623.86 is: 39,943.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,087.06 : 99,150.03 = 26,623.86 : x
  2. Step 2: Convert to fraction form
    66,087.06/99,150.03 = 26,623.86/x
  3. Step 3: Cross multiply
    66,087.06x = 99,150.03 × 26,623.86
  4. Step 4: Simplify right side
    66,087.06x = 2,639,756,517.72
  5. Step 5: Solve for x
    x = 2,639,756,517.72/66,087.06
  6. Step 6: Final answer
    x = 39,943.62

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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.