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Finding the Fourth Proportional to 192,692.10, 288,865.93 and 150,340.85

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Solution

The fourth proportional to 192,692.10, 288,865.93 and 150,340.85 is: 225,376.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,692.10 : 288,865.93 = 150,340.85 : x
  2. Step 2: Convert to fraction form
    192,692.10/288,865.93 = 150,340.85/x
  3. Step 3: Cross multiply
    192,692.10x = 288,865.93 × 150,340.85
  4. Step 4: Simplify right side
    192,692.10x = 43,428,349,452.24
  5. Step 5: Solve for x
    x = 43,428,349,452.24/192,692.10
  6. Step 6: Final answer
    x = 225,376.91

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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.