Home / 135,895.32-187,529.24-75,469.82

Finding the Fourth Proportional to 135,895.32, 187,529.24 and 75,469.82

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Solution

The fourth proportional to 135,895.32, 187,529.24 and 75,469.82 is: 104,144.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,895.32 : 187,529.24 = 75,469.82 : x
  2. Step 2: Convert to fraction form
    135,895.32/187,529.24 = 75,469.82/x
  3. Step 3: Cross multiply
    135,895.32x = 187,529.24 × 75,469.82
  4. Step 4: Simplify right side
    135,895.32x = 14,152,797,238.57
  5. Step 5: Solve for x
    x = 14,152,797,238.57/135,895.32
  6. Step 6: Final answer
    x = 104,144.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.