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Finding the Fourth Proportional to 234,466.94, 323,563.93 and 127,039.88

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Solution

The fourth proportional to 234,466.94, 323,563.93 and 127,039.88 is: 175,314.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,466.94 : 323,563.93 = 127,039.88 : x
  2. Step 2: Convert to fraction form
    234,466.94/323,563.93 = 127,039.88/x
  3. Step 3: Cross multiply
    234,466.94x = 323,563.93 × 127,039.88
  4. Step 4: Simplify right side
    234,466.94x = 41,105,520,904.11
  5. Step 5: Solve for x
    x = 41,105,520,904.11/234,466.94
  6. Step 6: Final answer
    x = 175,314.79

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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.