Home / 63,028.18-86,977.75-34,348.09

Finding the Fourth Proportional to 63,028.18, 86,977.75 and 34,348.09

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Solution

The fourth proportional to 63,028.18, 86,977.75 and 34,348.09 is: 47,399.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,028.18 : 86,977.75 = 34,348.09 : x
  2. Step 2: Convert to fraction form
    63,028.18/86,977.75 = 34,348.09/x
  3. Step 3: Cross multiply
    63,028.18x = 86,977.75 × 34,348.09
  4. Step 4: Simplify right side
    63,028.18x = 2,987,519,585.00
  5. Step 5: Solve for x
    x = 2,987,519,585.00/63,028.18
  6. Step 6: Final answer
    x = 47,399.74

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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.