Home / 107,188.28-160,788.69-36,104.97

Finding the Fourth Proportional to 107,188.28, 160,788.69 and 36,104.97

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Solution

The fourth proportional to 107,188.28, 160,788.69 and 36,104.97 is: 54,159.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,188.28 : 160,788.69 = 36,104.97 : x
  2. Step 2: Convert to fraction form
    107,188.28/160,788.69 = 36,104.97/x
  3. Step 3: Cross multiply
    107,188.28x = 160,788.69 × 36,104.97
  4. Step 4: Simplify right side
    107,188.28x = 5,805,270,828.79
  5. Step 5: Solve for x
    x = 5,805,270,828.79/107,188.28
  6. Step 6: Final answer
    x = 54,159.57

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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.