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Finding the Fourth Proportional to 273,551.31, 377,563.79 and 160,410.51

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Solution

The fourth proportional to 273,551.31, 377,563.79 and 160,410.51 is: 221,403.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,551.31 : 377,563.79 = 160,410.51 : x
  2. Step 2: Convert to fraction form
    273,551.31/377,563.79 = 160,410.51/x
  3. Step 3: Cross multiply
    273,551.31x = 377,563.79 × 160,410.51
  4. Step 4: Simplify right side
    273,551.31x = 60,565,199,309.38
  5. Step 5: Solve for x
    x = 60,565,199,309.38/273,551.31
  6. Step 6: Final answer
    x = 221,403.43

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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.