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Finding the Fourth Proportional to 164,448.51, 246,672.77 and 39,789.51

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Solution

The fourth proportional to 164,448.51, 246,672.77 and 39,789.51 is: 59,684.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,448.51 : 246,672.77 = 39,789.51 : x
  2. Step 2: Convert to fraction form
    164,448.51/246,672.77 = 39,789.51/x
  3. Step 3: Cross multiply
    164,448.51x = 246,672.77 × 39,789.51
  4. Step 4: Simplify right side
    164,448.51x = 9,814,988,648.64
  5. Step 5: Solve for x
    x = 9,814,988,648.64/164,448.51
  6. Step 6: Final answer
    x = 59,684.27

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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.