Home / 247,786.83-341,916.75-145,789.83

Finding the Fourth Proportional to 247,786.83, 341,916.75 and 145,789.83

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Solution

The fourth proportional to 247,786.83, 341,916.75 and 145,789.83 is: 201,172.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,786.83 : 341,916.75 = 145,789.83 : x
  2. Step 2: Convert to fraction form
    247,786.83/341,916.75 = 145,789.83/x
  3. Step 3: Cross multiply
    247,786.83x = 341,916.75 × 145,789.83
  4. Step 4: Simplify right side
    247,786.83x = 49,847,984,856.65
  5. Step 5: Solve for x
    x = 49,847,984,856.65/247,786.83
  6. Step 6: Final answer
    x = 201,172.86

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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.