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Finding the Fourth Proportional to 113,993.82, 171,009.11 and 35,108.02

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Solution

The fourth proportional to 113,993.82, 171,009.11 and 35,108.02 is: 52,667.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,993.82 : 171,009.11 = 35,108.02 : x
  2. Step 2: Convert to fraction form
    113,993.82/171,009.11 = 35,108.02/x
  3. Step 3: Cross multiply
    113,993.82x = 171,009.11 × 35,108.02
  4. Step 4: Simplify right side
    113,993.82x = 6,003,791,254.06
  5. Step 5: Solve for x
    x = 6,003,791,254.06/113,993.82
  6. Step 6: Final answer
    x = 52,667.69

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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.