Home / 109,597.06-164,296.86-39,427

Finding the Fourth Proportional to 109,597.06, 164,296.86 and 39,427

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Solution

The fourth proportional to 109,597.06, 164,296.86 and 39,427 is: 59,104.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,597.06 : 164,296.86 = 39,427 : x
  2. Step 2: Convert to fraction form
    109,597.06/164,296.86 = 39,427/x
  3. Step 3: Cross multiply
    109,597.06x = 164,296.86 × 39,427
  4. Step 4: Simplify right side
    109,597.06x = 6,477,732,299.22
  5. Step 5: Solve for x
    x = 6,477,732,299.22/109,597.06
  6. Step 6: Final answer
    x = 59,104.98

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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.