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Finding the Fourth Proportional to 95,967, 144,075.20 and 73,795.92

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Solution

The fourth proportional to 95,967, 144,075.20 and 73,795.92 is: 110,789.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,967 : 144,075.20 = 73,795.92 : x
  2. Step 2: Convert to fraction form
    95,967/144,075.20 = 73,795.92/x
  3. Step 3: Cross multiply
    95,967x = 144,075.20 × 73,795.92
  4. Step 4: Simplify right side
    95,967x = 10,632,161,933.18
  5. Step 5: Solve for x
    x = 10,632,161,933.18/95,967
  6. Step 6: Final answer
    x = 110,789.77

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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.