Home / 247,826.37-341,989.25-140,394.21

Finding the Fourth Proportional to 247,826.37, 341,989.25 and 140,394.21

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Solution

The fourth proportional to 247,826.37, 341,989.25 and 140,394.21 is: 193,737.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,826.37 : 341,989.25 = 140,394.21 : x
  2. Step 2: Convert to fraction form
    247,826.37/341,989.25 = 140,394.21/x
  3. Step 3: Cross multiply
    247,826.37x = 341,989.25 × 140,394.21
  4. Step 4: Simplify right side
    247,826.37x = 48,013,309,880.27
  5. Step 5: Solve for x
    x = 48,013,309,880.27/247,826.37
  6. Step 6: Final answer
    x = 193,737.70

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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.