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Finding the Fourth Proportional to 119,792.97, 179,668.37 and 43,875.82

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Solution

The fourth proportional to 119,792.97, 179,668.37 and 43,875.82 is: 65,806.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,792.97 : 179,668.37 = 43,875.82 : x
  2. Step 2: Convert to fraction form
    119,792.97/179,668.37 = 43,875.82/x
  3. Step 3: Cross multiply
    119,792.97x = 179,668.37 × 43,875.82
  4. Step 4: Simplify right side
    119,792.97x = 7,883,097,396.09
  5. Step 5: Solve for x
    x = 7,883,097,396.09/119,792.97
  6. Step 6: Final answer
    x = 65,806.01

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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.