Home / 113,076.20-169,614.30-111,002.60

Finding the Fourth Proportional to 113,076.20, 169,614.30 and 111,002.60

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Solution

The fourth proportional to 113,076.20, 169,614.30 and 111,002.60 is: 166,503.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,076.20 : 169,614.30 = 111,002.60 : x
  2. Step 2: Convert to fraction form
    113,076.20/169,614.30 = 111,002.60/x
  3. Step 3: Cross multiply
    113,076.20x = 169,614.30 × 111,002.60
  4. Step 4: Simplify right side
    113,076.20x = 18,827,628,297.18
  5. Step 5: Solve for x
    x = 18,827,628,297.18/113,076.20
  6. Step 6: Final answer
    x = 166,503.90

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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.