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Finding the Fourth Proportional to 66,246.96, 99,444.18 and 32,958

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Solution

The fourth proportional to 66,246.96, 99,444.18 and 32,958 is: 49,473.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,246.96 : 99,444.18 = 32,958 : x
  2. Step 2: Convert to fraction form
    66,246.96/99,444.18 = 32,958/x
  3. Step 3: Cross multiply
    66,246.96x = 99,444.18 × 32,958
  4. Step 4: Simplify right side
    66,246.96x = 3,277,481,284.44
  5. Step 5: Solve for x
    x = 3,277,481,284.44/66,246.96
  6. Step 6: Final answer
    x = 49,473.69

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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.