Home / 247,928.46-342,141.75-134,750.94

Finding the Fourth Proportional to 247,928.46, 342,141.75 and 134,750.94

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Solution

The fourth proportional to 247,928.46, 342,141.75 and 134,750.94 is: 185,956.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,928.46 : 342,141.75 = 134,750.94 : x
  2. Step 2: Convert to fraction form
    247,928.46/342,141.75 = 134,750.94/x
  3. Step 3: Cross multiply
    247,928.46x = 342,141.75 × 134,750.94
  4. Step 4: Simplify right side
    247,928.46x = 46,103,922,425.75
  5. Step 5: Solve for x
    x = 46,103,922,425.75/247,928.46
  6. Step 6: Final answer
    x = 185,956.56

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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.