Home / 146,818.01-202,623.05-82,298.20

Finding the Fourth Proportional to 146,818.01, 202,623.05 and 82,298.20

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Solution

The fourth proportional to 146,818.01, 202,623.05 and 82,298.20 is: 113,579.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,818.01 : 202,623.05 = 82,298.20 : x
  2. Step 2: Convert to fraction form
    146,818.01/202,623.05 = 82,298.20/x
  3. Step 3: Cross multiply
    146,818.01x = 202,623.05 × 82,298.20
  4. Step 4: Simplify right side
    146,818.01x = 16,675,511,992.70
  5. Step 5: Solve for x
    x = 16,675,511,992.70/146,818.01
  6. Step 6: Final answer
    x = 113,579.48

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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.