Home / 146,459.38-202,122.66-82,803.10

Finding the Fourth Proportional to 146,459.38, 202,122.66 and 82,803.10

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Solution

The fourth proportional to 146,459.38, 202,122.66 and 82,803.10 is: 114,273.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,459.38 : 202,122.66 = 82,803.10 : x
  2. Step 2: Convert to fraction form
    146,459.38/202,122.66 = 82,803.10/x
  3. Step 3: Cross multiply
    146,459.38x = 202,122.66 × 82,803.10
  4. Step 4: Simplify right side
    146,459.38x = 16,736,382,828.25
  5. Step 5: Solve for x
    x = 16,736,382,828.25/146,459.38
  6. Step 6: Final answer
    x = 114,273.21

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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.