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Finding the Fourth Proportional to 101,832.19, 152,755.78 and 26,951.83

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Solution

The fourth proportional to 101,832.19, 152,755.78 and 26,951.83 is: 40,429.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,832.19 : 152,755.78 = 26,951.83 : x
  2. Step 2: Convert to fraction form
    101,832.19/152,755.78 = 26,951.83/x
  3. Step 3: Cross multiply
    101,832.19x = 152,755.78 × 26,951.83
  4. Step 4: Simplify right side
    101,832.19x = 4,117,047,881.46
  5. Step 5: Solve for x
    x = 4,117,047,881.46/101,832.19
  6. Step 6: Final answer
    x = 40,429.73

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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.