Home / 123,143.18-184,447.44-75,614.00

Finding the Fourth Proportional to 123,143.18, 184,447.44 and 75,614.00

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Solution

The fourth proportional to 123,143.18, 184,447.44 and 75,614.00 is: 113,256.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,143.18 : 184,447.44 = 75,614.00 : x
  2. Step 2: Convert to fraction form
    123,143.18/184,447.44 = 75,614.00/x
  3. Step 3: Cross multiply
    123,143.18x = 184,447.44 × 75,614.00
  4. Step 4: Simplify right side
    123,143.18x = 13,946,807,805.92
  5. Step 5: Solve for x
    x = 13,946,807,805.92/123,143.18
  6. Step 6: Final answer
    x = 113,256.85

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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.