Home / 238,962.48-329,765.62-131,530.20

Finding the Fourth Proportional to 238,962.48, 329,765.62 and 131,530.20

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Solution

The fourth proportional to 238,962.48, 329,765.62 and 131,530.20 is: 181,510.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,962.48 : 329,765.62 = 131,530.20 : x
  2. Step 2: Convert to fraction form
    238,962.48/329,765.62 = 131,530.20/x
  3. Step 3: Cross multiply
    238,962.48x = 329,765.62 × 131,530.20
  4. Step 4: Simplify right side
    238,962.48x = 43,374,137,951.72
  5. Step 5: Solve for x
    x = 43,374,137,951.72/238,962.48
  6. Step 6: Final answer
    x = 181,510.24

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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.