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Finding the Fourth Proportional to 241,894.80, 333,687.24 and 143,722.08

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Solution

The fourth proportional to 241,894.80, 333,687.24 and 143,722.08 is: 198,260.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,894.80 : 333,687.24 = 143,722.08 : x
  2. Step 2: Convert to fraction form
    241,894.80/333,687.24 = 143,722.08/x
  3. Step 3: Cross multiply
    241,894.80x = 333,687.24 × 143,722.08
  4. Step 4: Simplify right side
    241,894.80x = 47,958,224,202.26
  5. Step 5: Solve for x
    x = 47,958,224,202.26/241,894.80
  6. Step 6: Final answer
    x = 198,260.67

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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.