Home / 272,707.11-376,334.85-151,849.85

Finding the Fourth Proportional to 272,707.11, 376,334.85 and 151,849.85

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Solution

The fourth proportional to 272,707.11, 376,334.85 and 151,849.85 is: 209,552.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,707.11 : 376,334.85 = 151,849.85 : x
  2. Step 2: Convert to fraction form
    272,707.11/376,334.85 = 151,849.85/x
  3. Step 3: Cross multiply
    272,707.11x = 376,334.85 × 151,849.85
  4. Step 4: Simplify right side
    272,707.11x = 57,146,388,640.60
  5. Step 5: Solve for x
    x = 57,146,388,640.60/272,707.11
  6. Step 6: Final answer
    x = 209,552.25

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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.