Home / 113,249.07-169,902.77-43,090.11

Finding the Fourth Proportional to 113,249.07, 169,902.77 and 43,090.11

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Solution

The fourth proportional to 113,249.07, 169,902.77 and 43,090.11 is: 64,646.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,249.07 : 169,902.77 = 43,090.11 : x
  2. Step 2: Convert to fraction form
    113,249.07/169,902.77 = 43,090.11/x
  3. Step 3: Cross multiply
    113,249.07x = 169,902.77 × 43,090.11
  4. Step 4: Simplify right side
    113,249.07x = 7,321,128,833.15
  5. Step 5: Solve for x
    x = 7,321,128,833.15/113,249.07
  6. Step 6: Final answer
    x = 64,646.26

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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.