Home / 242,150.22-363,224.72-115,406.28

Finding the Fourth Proportional to 242,150.22, 363,224.72 and 115,406.28

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Solution

The fourth proportional to 242,150.22, 363,224.72 and 115,406.28 is: 173,109.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,150.22 : 363,224.72 = 115,406.28 : x
  2. Step 2: Convert to fraction form
    242,150.22/363,224.72 = 115,406.28/x
  3. Step 3: Cross multiply
    242,150.22x = 363,224.72 × 115,406.28
  4. Step 4: Simplify right side
    242,150.22x = 41,918,413,739.24
  5. Step 5: Solve for x
    x = 41,918,413,739.24/242,150.22
  6. Step 6: Final answer
    x = 173,109.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.