Home / 272,664.96-376,180.24-157,880.94

Finding the Fourth Proportional to 272,664.96, 376,180.24 and 157,880.94

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Solution

The fourth proportional to 272,664.96, 376,180.24 and 157,880.94 is: 217,819.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,664.96 : 376,180.24 = 157,880.94 : x
  2. Step 2: Convert to fraction form
    272,664.96/376,180.24 = 157,880.94/x
  3. Step 3: Cross multiply
    272,664.96x = 376,180.24 × 157,880.94
  4. Step 4: Simplify right side
    272,664.96x = 59,391,689,505.92
  5. Step 5: Solve for x
    x = 59,391,689,505.92/272,664.96
  6. Step 6: Final answer
    x = 217,819.30

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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.