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Finding the Fourth Proportional to 66,046.92, 99,069.22 and 26,603.02

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Solution

The fourth proportional to 66,046.92, 99,069.22 and 26,603.02 is: 39,904.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,046.92 : 99,069.22 = 26,603.02 : x
  2. Step 2: Convert to fraction form
    66,046.92/99,069.22 = 26,603.02/x
  3. Step 3: Cross multiply
    66,046.92x = 99,069.22 × 26,603.02
  4. Step 4: Simplify right side
    66,046.92x = 2,635,540,441.04
  5. Step 5: Solve for x
    x = 2,635,540,441.04/66,046.92
  6. Step 6: Final answer
    x = 39,904.06

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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.