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Finding the Fourth Proportional to 165,903.22, 248,707.47 and 64,677.94

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Solution

The fourth proportional to 165,903.22, 248,707.47 and 64,677.94 is: 96,959.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,903.22 : 248,707.47 = 64,677.94 : x
  2. Step 2: Convert to fraction form
    165,903.22/248,707.47 = 64,677.94/x
  3. Step 3: Cross multiply
    165,903.22x = 248,707.47 × 64,677.94
  4. Step 4: Simplify right side
    165,903.22x = 16,085,886,822.21
  5. Step 5: Solve for x
    x = 16,085,886,822.21/165,903.22
  6. Step 6: Final answer
    x = 96,959.46

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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.