Home / 181,170.40-250,019.84-100,601.32

Finding the Fourth Proportional to 181,170.40, 250,019.84 and 100,601.32

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Solution

The fourth proportional to 181,170.40, 250,019.84 and 100,601.32 is: 138,832.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,170.40 : 250,019.84 = 100,601.32 : x
  2. Step 2: Convert to fraction form
    181,170.40/250,019.84 = 100,601.32/x
  3. Step 3: Cross multiply
    181,170.40x = 250,019.84 × 100,601.32
  4. Step 4: Simplify right side
    181,170.40x = 25,152,325,930.19
  5. Step 5: Solve for x
    x = 25,152,325,930.19/181,170.40
  6. Step 6: Final answer
    x = 138,832.42

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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.