Home / 272,845.28-376,476.53-151,983.56

Finding the Fourth Proportional to 272,845.28, 376,476.53 and 151,983.56

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Solution

The fourth proportional to 272,845.28, 376,476.53 and 151,983.56 is: 209,709.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,845.28 : 376,476.53 = 151,983.56 : x
  2. Step 2: Convert to fraction form
    272,845.28/376,476.53 = 151,983.56/x
  3. Step 3: Cross multiply
    272,845.28x = 376,476.53 × 151,983.56
  4. Step 4: Simplify right side
    272,845.28x = 57,218,243,467.12
  5. Step 5: Solve for x
    x = 57,218,243,467.12/272,845.28
  6. Step 6: Final answer
    x = 209,709.48

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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.