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Finding the Fourth Proportional to 273,551.65, 377,564.26 and 160,410.85

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Solution

The fourth proportional to 273,551.65, 377,564.26 and 160,410.85 is: 221,403.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,551.65 : 377,564.26 = 160,410.85 : x
  2. Step 2: Convert to fraction form
    273,551.65/377,564.26 = 160,410.85/x
  3. Step 3: Cross multiply
    273,551.65x = 377,564.26 × 160,410.85
  4. Step 4: Simplify right side
    273,551.65x = 60,565,403,876.22
  5. Step 5: Solve for x
    x = 60,565,403,876.22/273,551.65
  6. Step 6: Final answer
    x = 221,403.91

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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.