Home / 273,118.28-376,689.57-177,655.46

Finding the Fourth Proportional to 273,118.28, 376,689.57 and 177,655.46

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Solution

The fourth proportional to 273,118.28, 376,689.57 and 177,655.46 is: 245,025.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,118.28 : 376,689.57 = 177,655.46 : x
  2. Step 2: Convert to fraction form
    273,118.28/376,689.57 = 177,655.46/x
  3. Step 3: Cross multiply
    273,118.28x = 376,689.57 × 177,655.46
  4. Step 4: Simplify right side
    273,118.28x = 66,920,958,835.55
  5. Step 5: Solve for x
    x = 66,920,958,835.55/273,118.28
  6. Step 6: Final answer
    x = 245,025.56

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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.