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Finding the Fourth Proportional to 236,262, 354,393 and 61,158

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Solution

The fourth proportional to 236,262, 354,393 and 61,158 is: 91,737

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,262 : 354,393 = 61,158 : x
  2. Step 2: Convert to fraction form
    236,262/354,393 = 61,158/x
  3. Step 3: Cross multiply
    236,262x = 354,393 × 61,158
  4. Step 4: Simplify right side
    236,262x = 21,673,967,094
  5. Step 5: Solve for x
    x = 21,673,967,094/236,262
  6. Step 6: Final answer
    x = 91,737

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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.