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Finding the Fourth Proportional to 185,203.25, 255,599.41 and 133,563.01

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Solution

The fourth proportional to 185,203.25, 255,599.41 and 133,563.01 is: 184,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,203.25 : 255,599.41 = 133,563.01 : x
  2. Step 2: Convert to fraction form
    185,203.25/255,599.41 = 133,563.01/x
  3. Step 3: Cross multiply
    185,203.25x = 255,599.41 × 133,563.01
  4. Step 4: Simplify right side
    185,203.25x = 34,138,626,553.82
  5. Step 5: Solve for x
    x = 34,138,626,553.82/185,203.25
  6. Step 6: Final answer
    x = 184,330.60

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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.