Home / 112,837.89-169,163.03-52,836.84

Finding the Fourth Proportional to 112,837.89, 169,163.03 and 52,836.84

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Solution

The fourth proportional to 112,837.89, 169,163.03 and 52,836.84 is: 79,211.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,837.89 : 169,163.03 = 52,836.84 : x
  2. Step 2: Convert to fraction form
    112,837.89/169,163.03 = 52,836.84/x
  3. Step 3: Cross multiply
    112,837.89x = 169,163.03 × 52,836.84
  4. Step 4: Simplify right side
    112,837.89x = 8,938,040,082.12
  5. Step 5: Solve for x
    x = 8,938,040,082.12/112,837.89
  6. Step 6: Final answer
    x = 79,211.33

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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.