Home / 231,987.60-320,297.13-178,176.42

Finding the Fourth Proportional to 231,987.60, 320,297.13 and 178,176.42

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Solution

The fourth proportional to 231,987.60, 320,297.13 and 178,176.42 is: 246,001.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,987.60 : 320,297.13 = 178,176.42 : x
  2. Step 2: Convert to fraction form
    231,987.60/320,297.13 = 178,176.42/x
  3. Step 3: Cross multiply
    231,987.60x = 320,297.13 × 178,176.42
  4. Step 4: Simplify right side
    231,987.60x = 57,069,395,959.67
  5. Step 5: Solve for x
    x = 57,069,395,959.67/231,987.60
  6. Step 6: Final answer
    x = 246,001.92

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1.5x scale

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.