Home / 141,181.92-194,848.61-80,744.18

Finding the Fourth Proportional to 141,181.92, 194,848.61 and 80,744.18

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Solution

The fourth proportional to 141,181.92, 194,848.61 and 80,744.18 is: 111,437.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,181.92 : 194,848.61 = 80,744.18 : x
  2. Step 2: Convert to fraction form
    141,181.92/194,848.61 = 80,744.18/x
  3. Step 3: Cross multiply
    141,181.92x = 194,848.61 × 80,744.18
  4. Step 4: Simplify right side
    141,181.92x = 15,732,889,860.63
  5. Step 5: Solve for x
    x = 15,732,889,860.63/141,181.92
  6. Step 6: Final answer
    x = 111,437.00

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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.