Home / 109,426.43-164,187.89-46,290.13

Finding the Fourth Proportional to 109,426.43, 164,187.89 and 46,290.13

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Solution

The fourth proportional to 109,426.43, 164,187.89 and 46,290.13 is: 69,455.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,426.43 : 164,187.89 = 46,290.13 : x
  2. Step 2: Convert to fraction form
    109,426.43/164,187.89 = 46,290.13/x
  3. Step 3: Cross multiply
    109,426.43x = 164,187.89 × 46,290.13
  4. Step 4: Simplify right side
    109,426.43x = 7,600,279,097.56
  5. Step 5: Solve for x
    x = 7,600,279,097.56/109,426.43
  6. Step 6: Final answer
    x = 69,455.61

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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.