Home / 239,018.85-329,848.20-131,591.25

Finding the Fourth Proportional to 239,018.85, 329,848.20 and 131,591.25

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Solution

The fourth proportional to 239,018.85, 329,848.20 and 131,591.25 is: 181,597.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,018.85 : 329,848.20 = 131,591.25 : x
  2. Step 2: Convert to fraction form
    239,018.85/329,848.20 = 131,591.25/x
  3. Step 3: Cross multiply
    239,018.85x = 329,848.20 × 131,591.25
  4. Step 4: Simplify right side
    239,018.85x = 43,405,136,948.25
  5. Step 5: Solve for x
    x = 43,405,136,948.25/239,018.85
  6. Step 6: Final answer
    x = 181,597.13

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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.