Home / 135,564.10-203,309.70-40,794.10

Finding the Fourth Proportional to 135,564.10, 203,309.70 and 40,794.10

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Solution

The fourth proportional to 135,564.10, 203,309.70 and 40,794.10 is: 61,180.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,564.10 : 203,309.70 = 40,794.10 : x
  2. Step 2: Convert to fraction form
    135,564.10/203,309.70 = 40,794.10/x
  3. Step 3: Cross multiply
    135,564.10x = 203,309.70 × 40,794.10
  4. Step 4: Simplify right side
    135,564.10x = 8,293,836,232.77
  5. Step 5: Solve for x
    x = 8,293,836,232.77/135,564.10
  6. Step 6: Final answer
    x = 61,180.18

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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.