Home / 109,749.15-164,620.05-46,528.59

Finding the Fourth Proportional to 109,749.15, 164,620.05 and 46,528.59

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Solution

The fourth proportional to 109,749.15, 164,620.05 and 46,528.59 is: 69,791.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,749.15 : 164,620.05 = 46,528.59 : x
  2. Step 2: Convert to fraction form
    109,749.15/164,620.05 = 46,528.59/x
  3. Step 3: Cross multiply
    109,749.15x = 164,620.05 × 46,528.59
  4. Step 4: Simplify right side
    109,749.15x = 7,659,538,812.23
  5. Step 5: Solve for x
    x = 7,659,538,812.23/109,749.15
  6. Step 6: Final answer
    x = 69,791.33

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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.