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Finding the Fourth Proportional to 95,479.76, 143,223.24 and 36,304.40

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Solution

The fourth proportional to 95,479.76, 143,223.24 and 36,304.40 is: 54,457.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,479.76 : 143,223.24 = 36,304.40 : x
  2. Step 2: Convert to fraction form
    95,479.76/143,223.24 = 36,304.40/x
  3. Step 3: Cross multiply
    95,479.76x = 143,223.24 × 36,304.40
  4. Step 4: Simplify right side
    95,479.76x = 5,199,633,794.26
  5. Step 5: Solve for x
    x = 5,199,633,794.26/95,479.76
  6. Step 6: Final answer
    x = 54,457.97

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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.