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Finding the Fourth Proportional to 241,640, 333,467.70 and 134,219.96

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Solution

The fourth proportional to 241,640, 333,467.70 and 134,219.96 is: 185,226.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,640 : 333,467.70 = 134,219.96 : x
  2. Step 2: Convert to fraction form
    241,640/333,467.70 = 134,219.96/x
  3. Step 3: Cross multiply
    241,640x = 333,467.70 × 134,219.96
  4. Step 4: Simplify right side
    241,640x = 44,758,021,355.29
  5. Step 5: Solve for x
    x = 44,758,021,355.29/241,640
  6. Step 6: Final answer
    x = 185,226.04

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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.