Home / 79,595.63-109,839.27-43,785.33

Finding the Fourth Proportional to 79,595.63, 109,839.27 and 43,785.33

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Solution

The fourth proportional to 79,595.63, 109,839.27 and 43,785.33 is: 60,422.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,595.63 : 109,839.27 = 43,785.33 : x
  2. Step 2: Convert to fraction form
    79,595.63/109,839.27 = 43,785.33/x
  3. Step 3: Cross multiply
    79,595.63x = 109,839.27 × 43,785.33
  4. Step 4: Simplify right side
    79,595.63x = 4,809,348,683.91
  5. Step 5: Solve for x
    x = 4,809,348,683.91/79,595.63
  6. Step 6: Final answer
    x = 60,422.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.