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Finding the Fourth Proportional to 273,427.74, 377,362.89 and 160,250.40

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Solution

The fourth proportional to 273,427.74, 377,362.89 and 160,250.40 is: 221,164.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,427.74 : 377,362.89 = 160,250.40 : x
  2. Step 2: Convert to fraction form
    273,427.74/377,362.89 = 160,250.40/x
  3. Step 3: Cross multiply
    273,427.74x = 377,362.89 × 160,250.40
  4. Step 4: Simplify right side
    273,427.74x = 60,472,554,067.66
  5. Step 5: Solve for x
    x = 60,472,554,067.66/273,427.74
  6. Step 6: Final answer
    x = 221,164.66

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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.