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Finding the Fourth Proportional to 163,893.30, 226,177.01 and 92,275.93

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Solution

The fourth proportional to 163,893.30, 226,177.01 and 92,275.93 is: 127,343.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,893.30 : 226,177.01 = 92,275.93 : x
  2. Step 2: Convert to fraction form
    163,893.30/226,177.01 = 92,275.93/x
  3. Step 3: Cross multiply
    163,893.30x = 226,177.01 × 92,275.93
  4. Step 4: Simplify right side
    163,893.30x = 20,870,693,942.37
  5. Step 5: Solve for x
    x = 20,870,693,942.37/163,893.30
  6. Step 6: Final answer
    x = 127,343.18

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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.