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Finding the Fourth Proportional to 293,088.89, 404,469.90 and 164,026.35

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Solution

The fourth proportional to 293,088.89, 404,469.90 and 164,026.35 is: 226,360.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,088.89 : 404,469.90 = 164,026.35 : x
  2. Step 2: Convert to fraction form
    293,088.89/404,469.90 = 164,026.35/x
  3. Step 3: Cross multiply
    293,088.89x = 404,469.90 × 164,026.35
  4. Step 4: Simplify right side
    293,088.89x = 66,343,721,381.87
  5. Step 5: Solve for x
    x = 66,343,721,381.87/293,088.89
  6. Step 6: Final answer
    x = 226,360.41

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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.