Home / 181,451.97-250,412.04-100,887.75

Finding the Fourth Proportional to 181,451.97, 250,412.04 and 100,887.75

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Solution

The fourth proportional to 181,451.97, 250,412.04 and 100,887.75 is: 139,229.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,451.97 : 250,412.04 = 100,887.75 : x
  2. Step 2: Convert to fraction form
    181,451.97/250,412.04 = 100,887.75/x
  3. Step 3: Cross multiply
    181,451.97x = 250,412.04 × 100,887.75
  4. Step 4: Simplify right side
    181,451.97x = 25,263,507,288.51
  5. Step 5: Solve for x
    x = 25,263,507,288.51/181,451.97
  6. Step 6: Final answer
    x = 139,229.72

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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.