Home / 66,636.88-91,956.26-36,423.27

Finding the Fourth Proportional to 66,636.88, 91,956.26 and 36,423.27

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Solution

The fourth proportional to 66,636.88, 91,956.26 and 36,423.27 is: 50,262.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,636.88 : 91,956.26 = 36,423.27 : x
  2. Step 2: Convert to fraction form
    66,636.88/91,956.26 = 36,423.27/x
  3. Step 3: Cross multiply
    66,636.88x = 91,956.26 × 36,423.27
  4. Step 4: Simplify right side
    66,636.88x = 3,349,347,777.23
  5. Step 5: Solve for x
    x = 3,349,347,777.23/66,636.88
  6. Step 6: Final answer
    x = 50,262.68

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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.