Home / 98,051.00-135,265.43-57,745.46

Finding the Fourth Proportional to 98,051.00, 135,265.43 and 57,745.46

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Solution

The fourth proportional to 98,051.00, 135,265.43 and 57,745.46 is: 79,662.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,051.00 : 135,265.43 = 57,745.46 : x
  2. Step 2: Convert to fraction form
    98,051.00/135,265.43 = 57,745.46/x
  3. Step 3: Cross multiply
    98,051.00x = 135,265.43 × 57,745.46
  4. Step 4: Simplify right side
    98,051.00x = 7,810,964,959.98
  5. Step 5: Solve for x
    x = 7,810,964,959.98/98,051.00
  6. Step 6: Final answer
    x = 79,662.27

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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.