Home / 105,249.35-157,884.66-34,169.02

Finding the Fourth Proportional to 105,249.35, 157,884.66 and 34,169.02

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Solution

The fourth proportional to 105,249.35, 157,884.66 and 34,169.02 is: 51,256.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,249.35 : 157,884.66 = 34,169.02 : x
  2. Step 2: Convert to fraction form
    105,249.35/157,884.66 = 34,169.02/x
  3. Step 3: Cross multiply
    105,249.35x = 157,884.66 × 34,169.02
  4. Step 4: Simplify right side
    105,249.35x = 5,394,763,710.52
  5. Step 5: Solve for x
    x = 5,394,763,710.52/105,249.35
  6. Step 6: Final answer
    x = 51,256.98

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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.