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Finding the Fourth Proportional to 125,551.53, 188,355.04 and 41,308.29

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Solution

The fourth proportional to 125,551.53, 188,355.04 and 41,308.29 is: 61,971.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,551.53 : 188,355.04 = 41,308.29 : x
  2. Step 2: Convert to fraction form
    125,551.53/188,355.04 = 41,308.29/x
  3. Step 3: Cross multiply
    125,551.53x = 188,355.04 × 41,308.29
  4. Step 4: Simplify right side
    125,551.53x = 7,780,624,512.01
  5. Step 5: Solve for x
    x = 7,780,624,512.01/125,551.53
  6. Step 6: Final answer
    x = 61,971.56

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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.