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Finding the Fourth Proportional to 234,284.55, 351,058.77 and 181,106.79

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Solution

The fourth proportional to 234,284.55, 351,058.77 and 181,106.79 is: 271,375.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,284.55 : 351,058.77 = 181,106.79 : x
  2. Step 2: Convert to fraction form
    234,284.55/351,058.77 = 181,106.79/x
  3. Step 3: Cross multiply
    234,284.55x = 351,058.77 × 181,106.79
  4. Step 4: Simplify right side
    234,284.55x = 63,579,126,936.05
  5. Step 5: Solve for x
    x = 63,579,126,936.05/234,284.55
  6. Step 6: Final answer
    x = 271,375.67

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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.