Home / 107,186.28-160,785.69-36,102.97

Finding the Fourth Proportional to 107,186.28, 160,785.69 and 36,102.97

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Solution

The fourth proportional to 107,186.28, 160,785.69 and 36,102.97 is: 54,156.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,186.28 : 160,785.69 = 36,102.97 : x
  2. Step 2: Convert to fraction form
    107,186.28/160,785.69 = 36,102.97/x
  3. Step 3: Cross multiply
    107,186.28x = 160,785.69 × 36,102.97
  4. Step 4: Simplify right side
    107,186.28x = 5,804,840,942.50
  5. Step 5: Solve for x
    x = 5,804,840,942.50/107,186.28
  6. Step 6: Final answer
    x = 54,156.57

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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.