Home / 247,791.45-341,941.20-140,359.32

Finding the Fourth Proportional to 247,791.45, 341,941.20 and 140,359.32

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Solution

The fourth proportional to 247,791.45, 341,941.20 and 140,359.32 is: 193,689.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,791.45 : 341,941.20 = 140,359.32 : x
  2. Step 2: Convert to fraction form
    247,791.45/341,941.20 = 140,359.32/x
  3. Step 3: Cross multiply
    247,791.45x = 341,941.20 × 140,359.32
  4. Step 4: Simplify right side
    247,791.45x = 47,994,634,311.98
  5. Step 5: Solve for x
    x = 47,994,634,311.98/247,791.45
  6. Step 6: Final answer
    x = 193,689.63

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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.