Home / 135,925.20-203,807.22-41,126.64

Finding the Fourth Proportional to 135,925.20, 203,807.22 and 41,126.64

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Solution

The fourth proportional to 135,925.20, 203,807.22 and 41,126.64 is: 61,665.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,925.20 : 203,807.22 = 41,126.64 : x
  2. Step 2: Convert to fraction form
    135,925.20/203,807.22 = 41,126.64/x
  3. Step 3: Cross multiply
    135,925.20x = 203,807.22 × 41,126.64
  4. Step 4: Simplify right side
    135,925.20x = 8,381,906,166.34
  5. Step 5: Solve for x
    x = 8,381,906,166.34/135,925.20
  6. Step 6: Final answer
    x = 61,665.58

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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.