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Finding the Fourth Proportional to 273,719.52, 377,729.37 and 152,863.02

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Solution

The fourth proportional to 273,719.52, 377,729.37 and 152,863.02 is: 210,948.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,719.52 : 377,729.37 = 152,863.02 : x
  2. Step 2: Convert to fraction form
    273,719.52/377,729.37 = 152,863.02/x
  3. Step 3: Cross multiply
    273,719.52x = 377,729.37 × 152,863.02
  4. Step 4: Simplify right side
    273,719.52x = 57,740,852,240.90
  5. Step 5: Solve for x
    x = 57,740,852,240.90/273,719.52
  6. Step 6: Final answer
    x = 210,948.98

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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.