Home / 66,277.19-91,465.73-37,982.94

Finding the Fourth Proportional to 66,277.19, 91,465.73 and 37,982.94

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Solution

The fourth proportional to 66,277.19, 91,465.73 and 37,982.94 is: 52,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,277.19 : 91,465.73 = 37,982.94 : x
  2. Step 2: Convert to fraction form
    66,277.19/91,465.73 = 37,982.94/x
  3. Step 3: Cross multiply
    66,277.19x = 91,465.73 × 37,982.94
  4. Step 4: Simplify right side
    66,277.19x = 3,474,137,144.73
  5. Step 5: Solve for x
    x = 3,474,137,144.73/66,277.19
  6. Step 6: Final answer
    x = 52,418.30

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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.