Home / 79,677.74-109,955.01-43,867.82

Finding the Fourth Proportional to 79,677.74, 109,955.01 and 43,867.82

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Solution

The fourth proportional to 79,677.74, 109,955.01 and 43,867.82 is: 60,537.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,677.74 : 109,955.01 = 43,867.82 : x
  2. Step 2: Convert to fraction form
    79,677.74/109,955.01 = 43,867.82/x
  3. Step 3: Cross multiply
    79,677.74x = 109,955.01 × 43,867.82
  4. Step 4: Simplify right side
    79,677.74x = 4,823,486,586.78
  5. Step 5: Solve for x
    x = 4,823,486,586.78/79,677.74
  6. Step 6: Final answer
    x = 60,537.44

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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.