Home / 65,245.06-90,044.52-36,569.60

Finding the Fourth Proportional to 65,245.06, 90,044.52 and 36,569.60

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Solution

The fourth proportional to 65,245.06, 90,044.52 and 36,569.60 is: 50,469.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,245.06 : 90,044.52 = 36,569.60 : x
  2. Step 2: Convert to fraction form
    65,245.06/90,044.52 = 36,569.60/x
  3. Step 3: Cross multiply
    65,245.06x = 90,044.52 × 36,569.60
  4. Step 4: Simplify right side
    65,245.06x = 3,292,892,078.59
  5. Step 5: Solve for x
    x = 3,292,892,078.59/65,245.06
  6. Step 6: Final answer
    x = 50,469.60

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1.5x scale

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.