Home / 171,462.20-236,398.50-117,653.80

Finding the Fourth Proportional to 171,462.20, 236,398.50 and 117,653.80

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Solution

The fourth proportional to 171,462.20, 236,398.50 and 117,653.80 is: 162,211.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,462.20 : 236,398.50 = 117,653.80 : x
  2. Step 2: Convert to fraction form
    171,462.20/236,398.50 = 117,653.80/x
  3. Step 3: Cross multiply
    171,462.20x = 236,398.50 × 117,653.80
  4. Step 4: Simplify right side
    171,462.20x = 27,813,181,839.30
  5. Step 5: Solve for x
    x = 27,813,181,839.30/171,462.20
  6. Step 6: Final answer
    x = 162,211.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.