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Finding the Fourth Proportional to 163,953.77, 245,717.61 and 73,930.37

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Solution

The fourth proportional to 163,953.77, 245,717.61 and 73,930.37 is: 110,799.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,953.77 : 245,717.61 = 73,930.37 : x
  2. Step 2: Convert to fraction form
    163,953.77/245,717.61 = 73,930.37/x
  3. Step 3: Cross multiply
    163,953.77x = 245,717.61 × 73,930.37
  4. Step 4: Simplify right side
    163,953.77x = 18,165,992,594.23
  5. Step 5: Solve for x
    x = 18,165,992,594.23/163,953.77
  6. Step 6: Final answer
    x = 110,799.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.