Home / 247,211.75-341,150.33-139,785.62

Finding the Fourth Proportional to 247,211.75, 341,150.33 and 139,785.62

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Solution

The fourth proportional to 247,211.75, 341,150.33 and 139,785.62 is: 192,903.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,211.75 : 341,150.33 = 139,785.62 : x
  2. Step 2: Convert to fraction form
    247,211.75/341,150.33 = 139,785.62/x
  3. Step 3: Cross multiply
    247,211.75x = 341,150.33 × 139,785.62
  4. Step 4: Simplify right side
    247,211.75x = 47,687,909,035.97
  5. Step 5: Solve for x
    x = 47,687,909,035.97/247,211.75
  6. Step 6: Final answer
    x = 192,903.08

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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.