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Finding the Fourth Proportional to 273,379.59, 377,264.12 and 160,202.25

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Solution

The fourth proportional to 273,379.59, 377,264.12 and 160,202.25 is: 221,079.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,379.59 : 377,264.12 = 160,202.25 : x
  2. Step 2: Convert to fraction form
    273,379.59/377,264.12 = 160,202.25/x
  3. Step 3: Cross multiply
    273,379.59x = 377,264.12 × 160,202.25
  4. Step 4: Simplify right side
    273,379.59x = 60,438,560,067.26
  5. Step 5: Solve for x
    x = 60,438,560,067.26/273,379.59
  6. Step 6: Final answer
    x = 221,079.27

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1.5x scale

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.