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Finding the Fourth Proportional to 183,395.16, 253,195.74 and 119,839.32

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Solution

The fourth proportional to 183,395.16, 253,195.74 and 119,839.32 is: 165,450.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,395.16 : 253,195.74 = 119,839.32 : x
  2. Step 2: Convert to fraction form
    183,395.16/253,195.74 = 119,839.32/x
  3. Step 3: Cross multiply
    183,395.16x = 253,195.74 × 119,839.32
  4. Step 4: Simplify right side
    183,395.16x = 30,342,805,308.50
  5. Step 5: Solve for x
    x = 30,342,805,308.50/183,395.16
  6. Step 6: Final answer
    x = 165,450.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.