Home / 238,650.22-329,328.44-131,213.86

Finding the Fourth Proportional to 238,650.22, 329,328.44 and 131,213.86

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Solution

The fourth proportional to 238,650.22, 329,328.44 and 131,213.86 is: 181,070.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,650.22 : 329,328.44 = 131,213.86 : x
  2. Step 2: Convert to fraction form
    238,650.22/329,328.44 = 131,213.86/x
  3. Step 3: Cross multiply
    238,650.22x = 329,328.44 × 131,213.86
  4. Step 4: Simplify right side
    238,650.22x = 43,212,455,820.18
  5. Step 5: Solve for x
    x = 43,212,455,820.18/238,650.22
  6. Step 6: Final answer
    x = 181,070.25

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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.