Home / 247,944.89-342,156.75-140,524.85

Finding the Fourth Proportional to 247,944.89, 342,156.75 and 140,524.85

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Solution

The fourth proportional to 247,944.89, 342,156.75 and 140,524.85 is: 193,920.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,944.89 : 342,156.75 = 140,524.85 : x
  2. Step 2: Convert to fraction form
    247,944.89/342,156.75 = 140,524.85/x
  3. Step 3: Cross multiply
    247,944.89x = 342,156.75 × 140,524.85
  4. Step 4: Simplify right side
    247,944.89x = 48,081,524,259.45
  5. Step 5: Solve for x
    x = 48,081,524,259.45/247,944.89
  6. Step 6: Final answer
    x = 193,920.21

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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.