Home / 79,473.22-109,624.39-47,185.94

Finding the Fourth Proportional to 79,473.22, 109,624.39 and 47,185.94

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Solution

The fourth proportional to 79,473.22, 109,624.39 and 47,185.94 is: 65,087.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,473.22 : 109,624.39 = 47,185.94 : x
  2. Step 2: Convert to fraction form
    79,473.22/109,624.39 = 47,185.94/x
  3. Step 3: Cross multiply
    79,473.22x = 109,624.39 × 47,185.94
  4. Step 4: Simplify right side
    79,473.22x = 5,172,730,045.17
  5. Step 5: Solve for x
    x = 5,172,730,045.17/79,473.22
  6. Step 6: Final answer
    x = 65,087.71

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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.