Home / 113,181.74-169,667.09-38,249.49

Finding the Fourth Proportional to 113,181.74, 169,667.09 and 38,249.49

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Solution

The fourth proportional to 113,181.74, 169,667.09 and 38,249.49 is: 57,338.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,181.74 : 169,667.09 = 38,249.49 : x
  2. Step 2: Convert to fraction form
    113,181.74/169,667.09 = 38,249.49/x
  3. Step 3: Cross multiply
    113,181.74x = 169,667.09 × 38,249.49
  4. Step 4: Simplify right side
    113,181.74x = 6,489,679,662.28
  5. Step 5: Solve for x
    x = 6,489,679,662.28/113,181.74
  6. Step 6: Final answer
    x = 57,338.57

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1.5x scale

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.