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Finding the Fourth Proportional to 235,753.26, 325,384.34 and 133,788.22

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Solution

The fourth proportional to 235,753.26, 325,384.34 and 133,788.22 is: 184,653.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,753.26 : 325,384.34 = 133,788.22 : x
  2. Step 2: Convert to fraction form
    235,753.26/325,384.34 = 133,788.22/x
  3. Step 3: Cross multiply
    235,753.26x = 325,384.34 × 133,788.22
  4. Step 4: Simplify right side
    235,753.26x = 43,532,591,664.47
  5. Step 5: Solve for x
    x = 43,532,591,664.47/235,753.26
  6. Step 6: Final answer
    x = 184,653.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.