Home / 247,849.37-342,033.26-140,440.33

Finding the Fourth Proportional to 247,849.37, 342,033.26 and 140,440.33

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Solution

The fourth proportional to 247,849.37, 342,033.26 and 140,440.33 is: 193,808.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,849.37 : 342,033.26 = 140,440.33 : x
  2. Step 2: Convert to fraction form
    247,849.37/342,033.26 = 140,440.33/x
  3. Step 3: Cross multiply
    247,849.37x = 342,033.26 × 140,440.33
  4. Step 4: Simplify right side
    247,849.37x = 48,035,263,630.72
  5. Step 5: Solve for x
    x = 48,035,263,630.72/247,849.37
  6. Step 6: Final answer
    x = 193,808.30

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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.