Home / 111,277.06-166,922.37-36,405.11

Finding the Fourth Proportional to 111,277.06, 166,922.37 and 36,405.11

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Solution

The fourth proportional to 111,277.06, 166,922.37 and 36,405.11 is: 54,609.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,277.06 : 166,922.37 = 36,405.11 : x
  2. Step 2: Convert to fraction form
    111,277.06/166,922.37 = 36,405.11/x
  3. Step 3: Cross multiply
    111,277.06x = 166,922.37 × 36,405.11
  4. Step 4: Simplify right side
    111,277.06x = 6,076,827,658.62
  5. Step 5: Solve for x
    x = 6,076,827,658.62/111,277.06
  6. Step 6: Final answer
    x = 54,609.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.