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Finding the Fourth Proportional to 123,137.87, 184,706.81 and 95,098.83

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Solution

The fourth proportional to 123,137.87, 184,706.81 and 95,098.83 is: 142,648.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,137.87 : 184,706.81 = 95,098.83 : x
  2. Step 2: Convert to fraction form
    123,137.87/184,706.81 = 95,098.83/x
  3. Step 3: Cross multiply
    123,137.87x = 184,706.81 × 95,098.83
  4. Step 4: Simplify right side
    123,137.87x = 17,565,401,247.44
  5. Step 5: Solve for x
    x = 17,565,401,247.44/123,137.87
  6. Step 6: Final answer
    x = 142,648.25

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1.5x scale

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.