Home / 238,646.22-329,322.93-131,209.86

Finding the Fourth Proportional to 238,646.22, 329,322.93 and 131,209.86

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Solution

The fourth proportional to 238,646.22, 329,322.93 and 131,209.86 is: 181,064.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,646.22 : 329,322.93 = 131,209.86 : x
  2. Step 2: Convert to fraction form
    238,646.22/329,322.93 = 131,209.86/x
  3. Step 3: Cross multiply
    238,646.22x = 329,322.93 × 131,209.86
  4. Step 4: Simplify right side
    238,646.22x = 43,210,415,540.09
  5. Step 5: Solve for x
    x = 43,210,415,540.09/238,646.22
  6. Step 6: Final answer
    x = 181,064.74

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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.