Home / 113,109.03-169,927.61-106,725.02

Finding the Fourth Proportional to 113,109.03, 169,927.61 and 106,725.02

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Solution

The fourth proportional to 113,109.03, 169,927.61 and 106,725.02 is: 160,336.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,109.03 : 169,927.61 = 106,725.02 : x
  2. Step 2: Convert to fraction form
    113,109.03/169,927.61 = 106,725.02/x
  3. Step 3: Cross multiply
    113,109.03x = 169,927.61 × 106,725.02
  4. Step 4: Simplify right side
    113,109.03x = 18,135,526,192.54
  5. Step 5: Solve for x
    x = 18,135,526,192.54/113,109.03
  6. Step 6: Final answer
    x = 160,336.68

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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.