Home / 79,177.14-109,264.59-43,367.22

Finding the Fourth Proportional to 79,177.14, 109,264.59 and 43,367.22

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Solution

The fourth proportional to 79,177.14, 109,264.59 and 43,367.22 is: 59,846.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,177.14 : 109,264.59 = 43,367.22 : x
  2. Step 2: Convert to fraction form
    79,177.14/109,264.59 = 43,367.22/x
  3. Step 3: Cross multiply
    79,177.14x = 109,264.59 × 43,367.22
  4. Step 4: Simplify right side
    79,177.14x = 4,738,501,512.74
  5. Step 5: Solve for x
    x = 4,738,501,512.74/79,177.14
  6. Step 6: Final answer
    x = 59,846.84

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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.