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Finding the Fourth Proportional to 104,838.33, 157,255.65 and 25,952.55

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Solution

The fourth proportional to 104,838.33, 157,255.65 and 25,952.55 is: 38,928.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,838.33 : 157,255.65 = 25,952.55 : x
  2. Step 2: Convert to fraction form
    104,838.33/157,255.65 = 25,952.55/x
  3. Step 3: Cross multiply
    104,838.33x = 157,255.65 × 25,952.55
  4. Step 4: Simplify right side
    104,838.33x = 4,081,185,119.41
  5. Step 5: Solve for x
    x = 4,081,185,119.41/104,838.33
  6. Step 6: Final answer
    x = 38,928.37

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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.