Home / 79,942.52-110,309.64-45,948.44

Finding the Fourth Proportional to 79,942.52, 110,309.64 and 45,948.44

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Solution

The fourth proportional to 79,942.52, 110,309.64 and 45,948.44 is: 63,402.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,942.52 : 110,309.64 = 45,948.44 : x
  2. Step 2: Convert to fraction form
    79,942.52/110,309.64 = 45,948.44/x
  3. Step 3: Cross multiply
    79,942.52x = 110,309.64 × 45,948.44
  4. Step 4: Simplify right side
    79,942.52x = 5,068,555,874.96
  5. Step 5: Solve for x
    x = 5,068,555,874.96/79,942.52
  6. Step 6: Final answer
    x = 63,402.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.