Home / 146,454.38-202,115.76-82,798.10

Finding the Fourth Proportional to 146,454.38, 202,115.76 and 82,798.10

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Solution

The fourth proportional to 146,454.38, 202,115.76 and 82,798.10 is: 114,266.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,454.38 : 202,115.76 = 82,798.10 : x
  2. Step 2: Convert to fraction form
    146,454.38/202,115.76 = 82,798.10/x
  3. Step 3: Cross multiply
    146,454.38x = 202,115.76 × 82,798.10
  4. Step 4: Simplify right side
    146,454.38x = 16,734,800,908.06
  5. Step 5: Solve for x
    x = 16,734,800,908.06/146,454.38
  6. Step 6: Final answer
    x = 114,266.31

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1.5x scale

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.