Home / 234,511.24-323,699-149,628.16

Finding the Fourth Proportional to 234,511.24, 323,699 and 149,628.16

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Solution

The fourth proportional to 234,511.24, 323,699 and 149,628.16 is: 206,533.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,511.24 : 323,699 = 149,628.16 : x
  2. Step 2: Convert to fraction form
    234,511.24/323,699 = 149,628.16/x
  3. Step 3: Cross multiply
    234,511.24x = 323,699 × 149,628.16
  4. Step 4: Simplify right side
    234,511.24x = 48,434,485,763.84
  5. Step 5: Solve for x
    x = 48,434,485,763.84/234,511.24
  6. Step 6: Final answer
    x = 206,533.75

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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.