Home / 112,158.56-167,996.64-52,905.44

Finding the Fourth Proportional to 112,158.56, 167,996.64 and 52,905.44

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Solution

The fourth proportional to 112,158.56, 167,996.64 and 52,905.44 is: 79,244.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,158.56 : 167,996.64 = 52,905.44 : x
  2. Step 2: Convert to fraction form
    112,158.56/167,996.64 = 52,905.44/x
  3. Step 3: Cross multiply
    112,158.56x = 167,996.64 × 52,905.44
  4. Step 4: Simplify right side
    112,158.56x = 8,887,936,157.72
  5. Step 5: Solve for x
    x = 8,887,936,157.72/112,158.56
  6. Step 6: Final answer
    x = 79,244.39

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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.