Home / 274,026.27-378,156.12-160,849.02

Finding the Fourth Proportional to 274,026.27, 378,156.12 and 160,849.02

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Solution

The fourth proportional to 274,026.27, 378,156.12 and 160,849.02 is: 221,971.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,026.27 : 378,156.12 = 160,849.02 : x
  2. Step 2: Convert to fraction form
    274,026.27/378,156.12 = 160,849.02/x
  3. Step 3: Cross multiply
    274,026.27x = 378,156.12 × 160,849.02
  4. Step 4: Simplify right side
    274,026.27x = 60,826,041,309.00
  5. Step 5: Solve for x
    x = 60,826,041,309.00/274,026.27
  6. Step 6: Final answer
    x = 221,971.57

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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.