Home / 146,489.68-202,159.74-82,837

Finding the Fourth Proportional to 146,489.68, 202,159.74 and 82,837

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Solution

The fourth proportional to 146,489.68, 202,159.74 and 82,837 is: 114,317.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,489.68 : 202,159.74 = 82,837 : x
  2. Step 2: Convert to fraction form
    146,489.68/202,159.74 = 82,837/x
  3. Step 3: Cross multiply
    146,489.68x = 202,159.74 × 82,837
  4. Step 4: Simplify right side
    146,489.68x = 16,746,306,382.38
  5. Step 5: Solve for x
    x = 16,746,306,382.38/146,489.68
  6. Step 6: Final answer
    x = 114,317.31

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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.