Home / 109,785.43-164,645.47-46,604.62

Finding the Fourth Proportional to 109,785.43, 164,645.47 and 46,604.62

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Solution

The fourth proportional to 109,785.43, 164,645.47 and 46,604.62 is: 69,893.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,785.43 : 164,645.47 = 46,604.62 : x
  2. Step 2: Convert to fraction form
    109,785.43/164,645.47 = 46,604.62/x
  3. Step 3: Cross multiply
    109,785.43x = 164,645.47 × 46,604.62
  4. Step 4: Simplify right side
    109,785.43x = 7,673,239,564.07
  5. Step 5: Solve for x
    x = 7,673,239,564.07/109,785.43
  6. Step 6: Final answer
    x = 69,893.06

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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.