Home / 63,185.49-87,195.44-34,890.57

Finding the Fourth Proportional to 63,185.49, 87,195.44 and 34,890.57

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Solution

The fourth proportional to 63,185.49, 87,195.44 and 34,890.57 is: 48,148.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,185.49 : 87,195.44 = 34,890.57 : x
  2. Step 2: Convert to fraction form
    63,185.49/87,195.44 = 34,890.57/x
  3. Step 3: Cross multiply
    63,185.49x = 87,195.44 × 34,890.57
  4. Step 4: Simplify right side
    63,185.49x = 3,042,298,428.55
  5. Step 5: Solve for x
    x = 3,042,298,428.55/63,185.49
  6. Step 6: Final answer
    x = 48,148.69

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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.