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Finding the Fourth Proportional to 273,047.32, 376,759.60 and 152,162.08

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Solution

The fourth proportional to 273,047.32, 376,759.60 and 152,162.08 is: 209,958.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,047.32 : 376,759.60 = 152,162.08 : x
  2. Step 2: Convert to fraction form
    273,047.32/376,759.60 = 152,162.08/x
  3. Step 3: Cross multiply
    273,047.32x = 376,759.60 × 152,162.08
  4. Step 4: Simplify right side
    273,047.32x = 57,328,524,395.97
  5. Step 5: Solve for x
    x = 57,328,524,395.97/273,047.32
  6. Step 6: Final answer
    x = 209,958.20

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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.