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Finding the Fourth Proportional to 65,601.12, 90,537.84 and 36,922.26

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Solution

The fourth proportional to 65,601.12, 90,537.84 and 36,922.26 is: 50,957.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,601.12 : 90,537.84 = 36,922.26 : x
  2. Step 2: Convert to fraction form
    65,601.12/90,537.84 = 36,922.26/x
  3. Step 3: Cross multiply
    65,601.12x = 90,537.84 × 36,922.26
  4. Step 4: Simplify right side
    65,601.12x = 3,342,861,668.32
  5. Step 5: Solve for x
    x = 3,342,861,668.32/65,601.12
  6. Step 6: Final answer
    x = 50,957.39

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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.