Home / 272,873.10-376,571.52-152,016.38

Finding the Fourth Proportional to 272,873.10, 376,571.52 and 152,016.38

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Solution

The fourth proportional to 272,873.10, 376,571.52 and 152,016.38 is: 209,786.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,873.10 : 376,571.52 = 152,016.38 : x
  2. Step 2: Convert to fraction form
    272,873.10/376,571.52 = 152,016.38/x
  3. Step 3: Cross multiply
    272,873.10x = 376,571.52 × 152,016.38
  4. Step 4: Simplify right side
    272,873.10x = 57,245,037,398.64
  5. Step 5: Solve for x
    x = 57,245,037,398.64/272,873.10
  6. Step 6: Final answer
    x = 209,786.30

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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.