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Finding the Fourth Proportional to 66,046.82, 99,064.85 and 26,064.18

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Solution

The fourth proportional to 66,046.82, 99,064.85 and 26,064.18 is: 39,094.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,046.82 : 99,064.85 = 26,064.18 : x
  2. Step 2: Convert to fraction form
    66,046.82/99,064.85 = 26,064.18/x
  3. Step 3: Cross multiply
    66,046.82x = 99,064.85 × 26,064.18
  4. Step 4: Simplify right side
    66,046.82x = 2,582,043,951.75
  5. Step 5: Solve for x
    x = 2,582,043,951.75/66,046.82
  6. Step 6: Final answer
    x = 39,094.15

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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.