Home / 126,192.15-189,247.26-41,929.68

Finding the Fourth Proportional to 126,192.15, 189,247.26 and 41,929.68

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Solution

The fourth proportional to 126,192.15, 189,247.26 and 41,929.68 is: 62,880.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,192.15 : 189,247.26 = 41,929.68 : x
  2. Step 2: Convert to fraction form
    126,192.15/189,247.26 = 41,929.68/x
  3. Step 3: Cross multiply
    126,192.15x = 189,247.26 × 41,929.68
  4. Step 4: Simplify right side
    126,192.15x = 7,935,076,843.03
  5. Step 5: Solve for x
    x = 7,935,076,843.03/126,192.15
  6. Step 6: Final answer
    x = 62,880.91

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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.