Home / 139,694.04-192,749.22-134,893.44

Finding the Fourth Proportional to 139,694.04, 192,749.22 and 134,893.44

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Solution

The fourth proportional to 139,694.04, 192,749.22 and 134,893.44 is: 186,125.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,694.04 : 192,749.22 = 134,893.44 : x
  2. Step 2: Convert to fraction form
    139,694.04/192,749.22 = 134,893.44/x
  3. Step 3: Cross multiply
    139,694.04x = 192,749.22 × 134,893.44
  4. Step 4: Simplify right side
    139,694.04x = 26,000,605,343.12
  5. Step 5: Solve for x
    x = 26,000,605,343.12/139,694.04
  6. Step 6: Final answer
    x = 186,125.37

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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.