Home / 146,590.68-202,260.25-89,229.39

Finding the Fourth Proportional to 146,590.68, 202,260.25 and 89,229.39

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Solution

The fourth proportional to 146,590.68, 202,260.25 and 89,229.39 is: 123,115.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,590.68 : 202,260.25 = 89,229.39 : x
  2. Step 2: Convert to fraction form
    146,590.68/202,260.25 = 89,229.39/x
  3. Step 3: Cross multiply
    146,590.68x = 202,260.25 × 89,229.39
  4. Step 4: Simplify right side
    146,590.68x = 18,047,558,728.75
  5. Step 5: Solve for x
    x = 18,047,558,728.75/146,590.68
  6. Step 6: Final answer
    x = 123,115.32

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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.