Home / 273,843.20-377,890.06-152,960.40

Finding the Fourth Proportional to 273,843.20, 377,890.06 and 152,960.40

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Solution

The fourth proportional to 273,843.20, 377,890.06 and 152,960.40 is: 211,077.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,843.20 : 377,890.06 = 152,960.40 : x
  2. Step 2: Convert to fraction form
    273,843.20/377,890.06 = 152,960.40/x
  3. Step 3: Cross multiply
    273,843.20x = 377,890.06 × 152,960.40
  4. Step 4: Simplify right side
    273,843.20x = 57,802,214,733.62
  5. Step 5: Solve for x
    x = 57,802,214,733.62/273,843.20
  6. Step 6: Final answer
    x = 211,077.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.