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Finding the Fourth Proportional to 233,976.28, 322,887.28 and 126,546.32

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Solution

The fourth proportional to 233,976.28, 322,887.28 and 126,546.32 is: 174,633.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,976.28 : 322,887.28 = 126,546.32 : x
  2. Step 2: Convert to fraction form
    233,976.28/322,887.28 = 126,546.32/x
  3. Step 3: Cross multiply
    233,976.28x = 322,887.28 × 126,546.32
  4. Step 4: Simplify right side
    233,976.28x = 40,860,197,058.81
  5. Step 5: Solve for x
    x = 40,860,197,058.81/233,976.28
  6. Step 6: Final answer
    x = 174,633.93

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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.