Home / 109,734.87-164,602.31-30,849.11

Finding the Fourth Proportional to 109,734.87, 164,602.31 and 30,849.11

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Solution

The fourth proportional to 109,734.87, 164,602.31 and 30,849.11 is: 46,273.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,734.87 : 164,602.31 = 30,849.11 : x
  2. Step 2: Convert to fraction form
    109,734.87/164,602.31 = 30,849.11/x
  3. Step 3: Cross multiply
    109,734.87x = 164,602.31 × 30,849.11
  4. Step 4: Simplify right side
    109,734.87x = 5,077,834,767.44
  5. Step 5: Solve for x
    x = 5,077,834,767.44/109,734.87
  6. Step 6: Final answer
    x = 46,273.67

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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.