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Finding the Fourth Proportional to 95,360.85, 143,042.40 and 28,801.53

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Solution

The fourth proportional to 95,360.85, 143,042.40 and 28,801.53 is: 43,202.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,360.85 : 143,042.40 = 28,801.53 : x
  2. Step 2: Convert to fraction form
    95,360.85/143,042.40 = 28,801.53/x
  3. Step 3: Cross multiply
    95,360.85x = 143,042.40 × 28,801.53
  4. Step 4: Simplify right side
    95,360.85x = 4,119,839,974.87
  5. Step 5: Solve for x
    x = 4,119,839,974.87/95,360.85
  6. Step 6: Final answer
    x = 43,202.63

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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.