Home / 251,788.54-377,572.06-133,432.20

Finding the Fourth Proportional to 251,788.54, 377,572.06 and 133,432.20

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Solution

The fourth proportional to 251,788.54, 377,572.06 and 133,432.20 is: 200,089.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,788.54 : 377,572.06 = 133,432.20 : x
  2. Step 2: Convert to fraction form
    251,788.54/377,572.06 = 133,432.20/x
  3. Step 3: Cross multiply
    251,788.54x = 377,572.06 × 133,432.20
  4. Step 4: Simplify right side
    251,788.54x = 50,380,270,624.33
  5. Step 5: Solve for x
    x = 50,380,270,624.33/251,788.54
  6. Step 6: Final answer
    x = 200,089.61

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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.