Home / 151,138.05-226,719.77-45,957.93

Finding the Fourth Proportional to 151,138.05, 226,719.77 and 45,957.93

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Solution

The fourth proportional to 151,138.05, 226,719.77 and 45,957.93 is: 68,940.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,138.05 : 226,719.77 = 45,957.93 : x
  2. Step 2: Convert to fraction form
    151,138.05/226,719.77 = 45,957.93/x
  3. Step 3: Cross multiply
    151,138.05x = 226,719.77 × 45,957.93
  4. Step 4: Simplify right side
    151,138.05x = 10,419,571,089.49
  5. Step 5: Solve for x
    x = 10,419,571,089.49/151,138.05
  6. Step 6: Final answer
    x = 68,940.75

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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.