Home / 247,944.48-342,162-140,534.82

Finding the Fourth Proportional to 247,944.48, 342,162 and 140,534.82

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Solution

The fourth proportional to 247,944.48, 342,162 and 140,534.82 is: 193,937.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,944.48 : 342,162 = 140,534.82 : x
  2. Step 2: Convert to fraction form
    247,944.48/342,162 = 140,534.82/x
  3. Step 3: Cross multiply
    247,944.48x = 342,162 × 140,534.82
  4. Step 4: Simplify right side
    247,944.48x = 48,085,675,080.84
  5. Step 5: Solve for x
    x = 48,085,675,080.84/247,944.48
  6. Step 6: Final answer
    x = 193,937.27

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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.