Home / 65,894.04-90,933.77-35,679.36

Finding the Fourth Proportional to 65,894.04, 90,933.77 and 35,679.36

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Solution

The fourth proportional to 65,894.04, 90,933.77 and 35,679.36 is: 49,237.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,894.04 : 90,933.77 = 35,679.36 : x
  2. Step 2: Convert to fraction form
    65,894.04/90,933.77 = 35,679.36/x
  3. Step 3: Cross multiply
    65,894.04x = 90,933.77 × 35,679.36
  4. Step 4: Simplify right side
    65,894.04x = 3,244,458,537.59
  5. Step 5: Solve for x
    x = 3,244,458,537.59/65,894.04
  6. Step 6: Final answer
    x = 49,237.51

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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.