Home / 84,847.20-127,270.80-34,910.70

Finding the Fourth Proportional to 84,847.20, 127,270.80 and 34,910.70

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Solution

The fourth proportional to 84,847.20, 127,270.80 and 34,910.70 is: 52,366.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,847.20 : 127,270.80 = 34,910.70 : x
  2. Step 2: Convert to fraction form
    84,847.20/127,270.80 = 34,910.70/x
  3. Step 3: Cross multiply
    84,847.20x = 127,270.80 × 34,910.70
  4. Step 4: Simplify right side
    84,847.20x = 4,443,112,717.56
  5. Step 5: Solve for x
    x = 4,443,112,717.56/84,847.20
  6. Step 6: Final answer
    x = 52,366.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.