Home / 247,850.37-342,034.64-140,441.33

Finding the Fourth Proportional to 247,850.37, 342,034.64 and 140,441.33

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Solution

The fourth proportional to 247,850.37, 342,034.64 and 140,441.33 is: 193,809.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,850.37 : 342,034.64 = 140,441.33 : x
  2. Step 2: Convert to fraction form
    247,850.37/342,034.64 = 140,441.33/x
  3. Step 3: Cross multiply
    247,850.37x = 342,034.64 × 140,441.33
  4. Step 4: Simplify right side
    247,850.37x = 48,035,799,747.67
  5. Step 5: Solve for x
    x = 48,035,799,747.67/247,850.37
  6. Step 6: Final answer
    x = 193,809.68

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1.5x scale

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.