Home / 247,834.12-341,999.92-140,401.96

Finding the Fourth Proportional to 247,834.12, 341,999.92 and 140,401.96

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Solution

The fourth proportional to 247,834.12, 341,999.92 and 140,401.96 is: 193,748.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,834.12 : 341,999.92 = 140,401.96 : x
  2. Step 2: Convert to fraction form
    247,834.12/341,999.92 = 140,401.96/x
  3. Step 3: Cross multiply
    247,834.12x = 341,999.92 × 140,401.96
  4. Step 4: Simplify right side
    247,834.12x = 48,017,459,087.84
  5. Step 5: Solve for x
    x = 48,017,459,087.84/247,834.12
  6. Step 6: Final answer
    x = 193,748.38

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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.