Home / 125,528.38-188,294.09-36,783.69

Finding the Fourth Proportional to 125,528.38, 188,294.09 and 36,783.69

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Solution

The fourth proportional to 125,528.38, 188,294.09 and 36,783.69 is: 55,175.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,528.38 : 188,294.09 = 36,783.69 : x
  2. Step 2: Convert to fraction form
    125,528.38/188,294.09 = 36,783.69/x
  3. Step 3: Cross multiply
    125,528.38x = 188,294.09 × 36,783.69
  4. Step 4: Simplify right side
    125,528.38x = 6,926,150,493.92
  5. Step 5: Solve for x
    x = 6,926,150,493.92/125,528.38
  6. Step 6: Final answer
    x = 55,175.97

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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.