Home / 124,109.12-186,093.30-113,529.44

Finding the Fourth Proportional to 124,109.12, 186,093.30 and 113,529.44

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Solution

The fourth proportional to 124,109.12, 186,093.30 and 113,529.44 is: 170,229.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,109.12 : 186,093.30 = 113,529.44 : x
  2. Step 2: Convert to fraction form
    124,109.12/186,093.30 = 113,529.44/x
  3. Step 3: Cross multiply
    124,109.12x = 186,093.30 × 113,529.44
  4. Step 4: Simplify right side
    124,109.12x = 21,127,068,136.75
  5. Step 5: Solve for x
    x = 21,127,068,136.75/124,109.12
  6. Step 6: Final answer
    x = 170,229.78

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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.