Home / 273,440.28-377,426.82-158,744.68

Finding the Fourth Proportional to 273,440.28, 377,426.82 and 158,744.68

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Solution

The fourth proportional to 273,440.28, 377,426.82 and 158,744.68 is: 219,113.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,440.28 : 377,426.82 = 158,744.68 : x
  2. Step 2: Convert to fraction form
    273,440.28/377,426.82 = 158,744.68/x
  3. Step 3: Cross multiply
    273,440.28x = 377,426.82 × 158,744.68
  4. Step 4: Simplify right side
    273,440.28x = 59,914,499,764.32
  5. Step 5: Solve for x
    x = 59,914,499,764.32/273,440.28
  6. Step 6: Final answer
    x = 219,113.66

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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.