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Finding the Fourth Proportional to 125,504.85, 188,243.58 and 36,759.13

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Solution

The fourth proportional to 125,504.85, 188,243.58 and 36,759.13 is: 55,134.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,504.85 : 188,243.58 = 36,759.13 : x
  2. Step 2: Convert to fraction form
    125,504.85/188,243.58 = 36,759.13/x
  3. Step 3: Cross multiply
    125,504.85x = 188,243.58 × 36,759.13
  4. Step 4: Simplify right side
    125,504.85x = 6,919,670,228.89
  5. Step 5: Solve for x
    x = 6,919,670,228.89/125,504.85
  6. Step 6: Final answer
    x = 55,134.68

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1.5x scale

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.