Home / 169,401.36-254,066.40-109,249.68

Finding the Fourth Proportional to 169,401.36, 254,066.40 and 109,249.68

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Solution

The fourth proportional to 169,401.36, 254,066.40 and 109,249.68 is: 163,851.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,401.36 : 254,066.40 = 109,249.68 : x
  2. Step 2: Convert to fraction form
    169,401.36/254,066.40 = 109,249.68/x
  3. Step 3: Cross multiply
    169,401.36x = 254,066.40 × 109,249.68
  4. Step 4: Simplify right side
    169,401.36x = 27,756,672,898.75
  5. Step 5: Solve for x
    x = 27,756,672,898.75/169,401.36
  6. Step 6: Final answer
    x = 163,851.54

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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.