Home / 181,728.44-250,783.38-100,054.11

Finding the Fourth Proportional to 181,728.44, 250,783.38 and 100,054.11

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Solution

The fourth proportional to 181,728.44, 250,783.38 and 100,054.11 is: 138,073.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,728.44 : 250,783.38 = 100,054.11 : x
  2. Step 2: Convert to fraction form
    181,728.44/250,783.38 = 100,054.11/x
  3. Step 3: Cross multiply
    181,728.44x = 250,783.38 × 100,054.11
  4. Step 4: Simplify right side
    181,728.44x = 25,091,907,888.69
  5. Step 5: Solve for x
    x = 25,091,907,888.69/181,728.44
  6. Step 6: Final answer
    x = 138,073.65

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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.