Home / 135,899.03-187,546.94-75,469.94

Finding the Fourth Proportional to 135,899.03, 187,546.94 and 75,469.94

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Solution

The fourth proportional to 135,899.03, 187,546.94 and 75,469.94 is: 104,152.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,899.03 : 187,546.94 = 75,469.94 : x
  2. Step 2: Convert to fraction form
    135,899.03/187,546.94 = 75,469.94/x
  3. Step 3: Cross multiply
    135,899.03x = 187,546.94 × 75,469.94
  4. Step 4: Simplify right side
    135,899.03x = 14,154,154,993.90
  5. Step 5: Solve for x
    x = 14,154,154,993.90/135,899.03
  6. Step 6: Final answer
    x = 104,152.00

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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.