Home / 111,281.14-166,805.07-41,115.70

Finding the Fourth Proportional to 111,281.14, 166,805.07 and 41,115.70

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Solution

The fourth proportional to 111,281.14, 166,805.07 and 41,115.70 is: 61,630.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,281.14 : 166,805.07 = 41,115.70 : x
  2. Step 2: Convert to fraction form
    111,281.14/166,805.07 = 41,115.70/x
  3. Step 3: Cross multiply
    111,281.14x = 166,805.07 × 41,115.70
  4. Step 4: Simplify right side
    111,281.14x = 6,858,307,216.60
  5. Step 5: Solve for x
    x = 6,858,307,216.60/111,281.14
  6. Step 6: Final answer
    x = 61,630.45

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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.