Home / 63,147.49-87,137.33-34,851.35

Finding the Fourth Proportional to 63,147.49, 87,137.33 and 34,851.35

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Solution

The fourth proportional to 63,147.49, 87,137.33 and 34,851.35 is: 48,091.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,147.49 : 87,137.33 = 34,851.35 : x
  2. Step 2: Convert to fraction form
    63,147.49/87,137.33 = 34,851.35/x
  3. Step 3: Cross multiply
    63,147.49x = 87,137.33 × 34,851.35
  4. Step 4: Simplify right side
    63,147.49x = 3,036,853,629.48
  5. Step 5: Solve for x
    x = 3,036,853,629.48/63,147.49
  6. Step 6: Final answer
    x = 48,091.44

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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.