Home / 247,306.43-341,280.60-139,897.46

Finding the Fourth Proportional to 247,306.43, 341,280.60 and 139,897.46

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Solution

The fourth proportional to 247,306.43, 341,280.60 and 139,897.46 is: 193,057.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,306.43 : 341,280.60 = 139,897.46 : x
  2. Step 2: Convert to fraction form
    247,306.43/341,280.60 = 139,897.46/x
  3. Step 3: Cross multiply
    247,306.43x = 341,280.60 × 139,897.46
  4. Step 4: Simplify right side
    247,306.43x = 47,744,289,087.28
  5. Step 5: Solve for x
    x = 47,744,289,087.28/247,306.43
  6. Step 6: Final answer
    x = 193,057.21

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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.