Home / 121,634.07-182,476.73-45,733.09

Finding the Fourth Proportional to 121,634.07, 182,476.73 and 45,733.09

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Solution

The fourth proportional to 121,634.07, 182,476.73 and 45,733.09 is: 68,609.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,634.07 : 182,476.73 = 45,733.09 : x
  2. Step 2: Convert to fraction form
    121,634.07/182,476.73 = 45,733.09/x
  3. Step 3: Cross multiply
    121,634.07x = 182,476.73 × 45,733.09
  4. Step 4: Simplify right side
    121,634.07x = 8,345,224,716.00
  5. Step 5: Solve for x
    x = 8,345,224,716.00/121,634.07
  6. Step 6: Final answer
    x = 68,609.27

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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.