Home / 341,601.85-512,421.54-141,942.43

Finding the Fourth Proportional to 341,601.85, 512,421.54 and 141,942.43

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Solution

The fourth proportional to 341,601.85, 512,421.54 and 141,942.43 is: 212,921.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,601.85 : 512,421.54 = 141,942.43 : x
  2. Step 2: Convert to fraction form
    341,601.85/512,421.54 = 141,942.43/x
  3. Step 3: Cross multiply
    341,601.85x = 512,421.54 × 141,942.43
  4. Step 4: Simplify right side
    341,601.85x = 72,734,358,571.94
  5. Step 5: Solve for x
    x = 72,734,358,571.94/341,601.85
  6. Step 6: Final answer
    x = 212,921.44

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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.