Home / 104,079.64-156,119.86-25,193.74

Finding the Fourth Proportional to 104,079.64, 156,119.86 and 25,193.74

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Solution

The fourth proportional to 104,079.64, 156,119.86 and 25,193.74 is: 37,790.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,079.64 : 156,119.86 = 25,193.74 : x
  2. Step 2: Convert to fraction form
    104,079.64/156,119.86 = 25,193.74/x
  3. Step 3: Cross multiply
    104,079.64x = 156,119.86 × 25,193.74
  4. Step 4: Simplify right side
    104,079.64x = 3,933,243,161.68
  5. Step 5: Solve for x
    x = 3,933,243,161.68/104,079.64
  6. Step 6: Final answer
    x = 37,790.71

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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.