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Finding the Fourth Proportional to 163,673.52, 225,973.23 and 112,076.96

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Solution

The fourth proportional to 163,673.52, 225,973.23 and 112,076.96 is: 154,737.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,673.52 : 225,973.23 = 112,076.96 : x
  2. Step 2: Convert to fraction form
    163,673.52/225,973.23 = 112,076.96/x
  3. Step 3: Cross multiply
    163,673.52x = 225,973.23 × 112,076.96
  4. Step 4: Simplify right side
    163,673.52x = 25,326,393,224.71
  5. Step 5: Solve for x
    x = 25,326,393,224.71/163,673.52
  6. Step 6: Final answer
    x = 154,737.27

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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.