Home / 113,529.10-169,965.60-110,248.60

Finding the Fourth Proportional to 113,529.10, 169,965.60 and 110,248.60

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Solution

The fourth proportional to 113,529.10, 169,965.60 and 110,248.60 is: 165,054.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,529.10 : 169,965.60 = 110,248.60 : x
  2. Step 2: Convert to fraction form
    113,529.10/169,965.60 = 110,248.60/x
  3. Step 3: Cross multiply
    113,529.10x = 169,965.60 × 110,248.60
  4. Step 4: Simplify right side
    113,529.10x = 18,738,469,448.16
  5. Step 5: Solve for x
    x = 18,738,469,448.16/113,529.10
  6. Step 6: Final answer
    x = 165,054.33

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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.