Home / 181,419.96-250,351.32-100,847.16

Finding the Fourth Proportional to 181,419.96, 250,351.32 and 100,847.16

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Solution

The fourth proportional to 181,419.96, 250,351.32 and 100,847.16 is: 139,164.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,419.96 : 250,351.32 = 100,847.16 : x
  2. Step 2: Convert to fraction form
    181,419.96/250,351.32 = 100,847.16/x
  3. Step 3: Cross multiply
    181,419.96x = 250,351.32 × 100,847.16
  4. Step 4: Simplify right side
    181,419.96x = 25,247,219,624.25
  5. Step 5: Solve for x
    x = 25,247,219,624.25/181,419.96
  6. Step 6: Final answer
    x = 139,164.51

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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.