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Finding the Fourth Proportional to 234,035.68, 322,968.26 and 126,605.46

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Solution

The fourth proportional to 234,035.68, 322,968.26 and 126,605.46 is: 174,715.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,035.68 : 322,968.26 = 126,605.46 : x
  2. Step 2: Convert to fraction form
    234,035.68/322,968.26 = 126,605.46/x
  3. Step 3: Cross multiply
    234,035.68x = 322,968.26 × 126,605.46
  4. Step 4: Simplify right side
    234,035.68x = 40,889,545,122.70
  5. Step 5: Solve for x
    x = 40,889,545,122.70/234,035.68
  6. Step 6: Final answer
    x = 174,715.01

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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.