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Finding the Fourth Proportional to 273,231.30, 377,058.46 and 152,372.72

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Solution

The fourth proportional to 273,231.30, 377,058.46 and 152,372.72 is: 210,273.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,231.30 : 377,058.46 = 152,372.72 : x
  2. Step 2: Convert to fraction form
    273,231.30/377,058.46 = 152,372.72/x
  3. Step 3: Cross multiply
    273,231.30x = 377,058.46 × 152,372.72
  4. Step 4: Simplify right side
    273,231.30x = 57,453,422,387.35
  5. Step 5: Solve for x
    x = 57,453,422,387.35/273,231.30
  6. Step 6: Final answer
    x = 210,273.95

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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.