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Finding the Fourth Proportional to 125,497.65, 188,283.33 and 50,579.34

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Solution

The fourth proportional to 125,497.65, 188,283.33 and 50,579.34 is: 75,883.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,497.65 : 188,283.33 = 50,579.34 : x
  2. Step 2: Convert to fraction form
    125,497.65/188,283.33 = 50,579.34/x
  3. Step 3: Cross multiply
    125,497.65x = 188,283.33 × 50,579.34
  4. Step 4: Simplify right side
    125,497.65x = 9,523,246,564.40
  5. Step 5: Solve for x
    x = 9,523,246,564.40/125,497.65
  6. Step 6: Final answer
    x = 75,883.86

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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.