Home / 273,724.83-377,721.45-151,211.79

Finding the Fourth Proportional to 273,724.83, 377,721.45 and 151,211.79

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Solution

The fourth proportional to 273,724.83, 377,721.45 and 151,211.79 is: 208,661.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,724.83 : 377,721.45 = 151,211.79 : x
  2. Step 2: Convert to fraction form
    273,724.83/377,721.45 = 151,211.79/x
  3. Step 3: Cross multiply
    273,724.83x = 377,721.45 × 151,211.79
  4. Step 4: Simplify right side
    273,724.83x = 57,115,936,575.90
  5. Step 5: Solve for x
    x = 57,115,936,575.90/273,724.83
  6. Step 6: Final answer
    x = 208,661.88

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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.