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Finding the Fourth Proportional to 225,092.52, 310,626.54 and 124,490.52

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Solution

The fourth proportional to 225,092.52, 310,626.54 and 124,490.52 is: 171,796.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,092.52 : 310,626.54 = 124,490.52 : x
  2. Step 2: Convert to fraction form
    225,092.52/310,626.54 = 124,490.52/x
  3. Step 3: Cross multiply
    225,092.52x = 310,626.54 × 124,490.52
  4. Step 4: Simplify right side
    225,092.52x = 38,670,059,490.40
  5. Step 5: Solve for x
    x = 38,670,059,490.40/225,092.52
  6. Step 6: Final answer
    x = 171,796.29

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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.