Home / 111,337.26-167,063.31-52,178.94

Finding the Fourth Proportional to 111,337.26, 167,063.31 and 52,178.94

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Solution

The fourth proportional to 111,337.26, 167,063.31 and 52,178.94 is: 78,295.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,337.26 : 167,063.31 = 52,178.94 : x
  2. Step 2: Convert to fraction form
    111,337.26/167,063.31 = 52,178.94/x
  3. Step 3: Cross multiply
    111,337.26x = 167,063.31 × 52,178.94
  4. Step 4: Simplify right side
    111,337.26x = 8,717,186,428.69
  5. Step 5: Solve for x
    x = 8,717,186,428.69/111,337.26
  6. Step 6: Final answer
    x = 78,295.32

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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.