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Finding the Fourth Proportional to 123,362.48, 184,849.88 and 95,351.12

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Solution

The fourth proportional to 123,362.48, 184,849.88 and 95,351.12 is: 142,876.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,362.48 : 184,849.88 = 95,351.12 : x
  2. Step 2: Convert to fraction form
    123,362.48/184,849.88 = 95,351.12/x
  3. Step 3: Cross multiply
    123,362.48x = 184,849.88 × 95,351.12
  4. Step 4: Simplify right side
    123,362.48x = 17,625,643,089.87
  5. Step 5: Solve for x
    x = 17,625,643,089.87/123,362.48
  6. Step 6: Final answer
    x = 142,876.85

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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.