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Finding the Fourth Proportional to 125,644.67, 188,196.36 and 58,984.91

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Solution

The fourth proportional to 125,644.67, 188,196.36 and 58,984.91 is: 88,350.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,644.67 : 188,196.36 = 58,984.91 : x
  2. Step 2: Convert to fraction form
    125,644.67/188,196.36 = 58,984.91/x
  3. Step 3: Cross multiply
    125,644.67x = 188,196.36 × 58,984.91
  4. Step 4: Simplify right side
    125,644.67x = 11,100,745,232.28
  5. Step 5: Solve for x
    x = 11,100,745,232.28/125,644.67
  6. Step 6: Final answer
    x = 88,350.31

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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.