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Finding the Fourth Proportional to 84,800.10, 127,200.15 and 22,470.60

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Solution

The fourth proportional to 84,800.10, 127,200.15 and 22,470.60 is: 33,705.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,800.10 : 127,200.15 = 22,470.60 : x
  2. Step 2: Convert to fraction form
    84,800.10/127,200.15 = 22,470.60/x
  3. Step 3: Cross multiply
    84,800.10x = 127,200.15 × 22,470.60
  4. Step 4: Simplify right side
    84,800.10x = 2,858,263,690.59
  5. Step 5: Solve for x
    x = 2,858,263,690.59/84,800.10
  6. Step 6: Final answer
    x = 33,705.90

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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.