Home / 199,537.97-275,351.31-113,485.32

Finding the Fourth Proportional to 199,537.97, 275,351.31 and 113,485.32

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Solution

The fourth proportional to 199,537.97, 275,351.31 and 113,485.32 is: 156,603.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,537.97 : 275,351.31 = 113,485.32 : x
  2. Step 2: Convert to fraction form
    199,537.97/275,351.31 = 113,485.32/x
  3. Step 3: Cross multiply
    199,537.97x = 275,351.31 × 113,485.32
  4. Step 4: Simplify right side
    199,537.97x = 31,248,331,527.77
  5. Step 5: Solve for x
    x = 31,248,331,527.77/199,537.97
  6. Step 6: Final answer
    x = 156,603.44

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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.