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Finding the Fourth Proportional to 171,582.15, 257,668.47 and 164,201.03

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Solution

The fourth proportional to 171,582.15, 257,668.47 and 164,201.03 is: 246,584.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,582.15 : 257,668.47 = 164,201.03 : x
  2. Step 2: Convert to fraction form
    171,582.15/257,668.47 = 164,201.03/x
  3. Step 3: Cross multiply
    171,582.15x = 257,668.47 × 164,201.03
  4. Step 4: Simplify right side
    171,582.15x = 42,309,426,884.18
  5. Step 5: Solve for x
    x = 42,309,426,884.18/171,582.15
  6. Step 6: Final answer
    x = 246,584.08

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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.