Home / 251,914.72-377,815.68-151,937.20

Finding the Fourth Proportional to 251,914.72, 377,815.68 and 151,937.20

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Solution

The fourth proportional to 251,914.72, 377,815.68 and 151,937.20 is: 227,871.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,914.72 : 377,815.68 = 151,937.20 : x
  2. Step 2: Convert to fraction form
    251,914.72/377,815.68 = 151,937.20/x
  3. Step 3: Cross multiply
    251,914.72x = 377,815.68 × 151,937.20
  4. Step 4: Simplify right side
    251,914.72x = 57,404,256,535.30
  5. Step 5: Solve for x
    x = 57,404,256,535.30/251,914.72
  6. Step 6: Final answer
    x = 227,871.78

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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.