Home / 251,748.32-377,511.69-133,392.38

Finding the Fourth Proportional to 251,748.32, 377,511.69 and 133,392.38

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Solution

The fourth proportional to 251,748.32, 377,511.69 and 133,392.38 is: 200,029.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,748.32 : 377,511.69 = 133,392.38 : x
  2. Step 2: Convert to fraction form
    251,748.32/377,511.69 = 133,392.38/x
  3. Step 3: Cross multiply
    251,748.32x = 377,511.69 × 133,392.38
  4. Step 4: Simplify right side
    251,748.32x = 50,357,182,806.92
  5. Step 5: Solve for x
    x = 50,357,182,806.92/251,748.32
  6. Step 6: Final answer
    x = 200,029.87

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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.