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Finding the Fourth Proportional to 165,796.91, 228,904.25 and 117,501.26

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Solution

The fourth proportional to 165,796.91, 228,904.25 and 117,501.26 is: 162,225.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,796.91 : 228,904.25 = 117,501.26 : x
  2. Step 2: Convert to fraction form
    165,796.91/228,904.25 = 117,501.26/x
  3. Step 3: Cross multiply
    165,796.91x = 228,904.25 × 117,501.26
  4. Step 4: Simplify right side
    165,796.91x = 26,896,536,062.33
  5. Step 5: Solve for x
    x = 26,896,536,062.33/165,796.91
  6. Step 6: Final answer
    x = 162,225.80

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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.