Home / 247,944.42-342,150.18-140,515.74

Finding the Fourth Proportional to 247,944.42, 342,150.18 and 140,515.74

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Solution

The fourth proportional to 247,944.42, 342,150.18 and 140,515.74 is: 193,904.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,944.42 : 342,150.18 = 140,515.74 : x
  2. Step 2: Convert to fraction form
    247,944.42/342,150.18 = 140,515.74/x
  3. Step 3: Cross multiply
    247,944.42x = 342,150.18 × 140,515.74
  4. Step 4: Simplify right side
    247,944.42x = 48,077,485,733.83
  5. Step 5: Solve for x
    x = 48,077,485,733.83/247,944.42
  6. Step 6: Final answer
    x = 193,904.29

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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.