Home / 251,013.30-376,811.55-151,286.10

Finding the Fourth Proportional to 251,013.30, 376,811.55 and 151,286.10

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Solution

The fourth proportional to 251,013.30, 376,811.55 and 151,286.10 is: 227,104.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,013.30 : 376,811.55 = 151,286.10 : x
  2. Step 2: Convert to fraction form
    251,013.30/376,811.55 = 151,286.10/x
  3. Step 3: Cross multiply
    251,013.30x = 376,811.55 × 151,286.10
  4. Step 4: Simplify right side
    251,013.30x = 57,006,349,834.46
  5. Step 5: Solve for x
    x = 57,006,349,834.46/251,013.30
  6. Step 6: Final answer
    x = 227,104.90

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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.