Home / 107,759.14-161,638.70-41,206

Finding the Fourth Proportional to 107,759.14, 161,638.70 and 41,206

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Solution

The fourth proportional to 107,759.14, 161,638.70 and 41,206 is: 61,809.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,759.14 : 161,638.70 = 41,206 : x
  2. Step 2: Convert to fraction form
    107,759.14/161,638.70 = 41,206/x
  3. Step 3: Cross multiply
    107,759.14x = 161,638.70 × 41,206
  4. Step 4: Simplify right side
    107,759.14x = 6,660,484,272.20
  5. Step 5: Solve for x
    x = 6,660,484,272.20/107,759.14
  6. Step 6: Final answer
    x = 61,809.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.