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Finding the Fourth Proportional to 95,578.94, 143,397.56 and 48,864.62

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Solution

The fourth proportional to 95,578.94, 143,397.56 and 48,864.62 is: 73,311.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,578.94 : 143,397.56 = 48,864.62 : x
  2. Step 2: Convert to fraction form
    95,578.94/143,397.56 = 48,864.62/x
  3. Step 3: Cross multiply
    95,578.94x = 143,397.56 × 48,864.62
  4. Step 4: Simplify right side
    95,578.94x = 7,007,066,683.50
  5. Step 5: Solve for x
    x = 7,007,066,683.50/95,578.94
  6. Step 6: Final answer
    x = 73,311.83

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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.