Home / 113,086.20-169,694.10-43,015.80

Finding the Fourth Proportional to 113,086.20, 169,694.10 and 43,015.80

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Solution

The fourth proportional to 113,086.20, 169,694.10 and 43,015.80 is: 64,548.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,086.20 : 169,694.10 = 43,015.80 : x
  2. Step 2: Convert to fraction form
    113,086.20/169,694.10 = 43,015.80/x
  3. Step 3: Cross multiply
    113,086.20x = 169,694.10 × 43,015.80
  4. Step 4: Simplify right side
    113,086.20x = 7,299,527,466.78
  5. Step 5: Solve for x
    x = 7,299,527,466.78/113,086.20
  6. Step 6: Final answer
    x = 64,548.35

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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.