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Finding the Fourth Proportional to 125,969.08, 188,963.64 and 41,725.84

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Solution

The fourth proportional to 125,969.08, 188,963.64 and 41,725.84 is: 62,592.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,969.08 : 188,963.64 = 41,725.84 : x
  2. Step 2: Convert to fraction form
    125,969.08/188,963.64 = 41,725.84/x
  3. Step 3: Cross multiply
    125,969.08x = 188,963.64 × 41,725.84
  4. Step 4: Simplify right side
    125,969.08x = 7,884,666,608.46
  5. Step 5: Solve for x
    x = 7,884,666,608.46/125,969.08
  6. Step 6: Final answer
    x = 62,592.08

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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.