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Finding the Fourth Proportional to 333,391.02, 500,102.64 and 108,751.02

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Solution

The fourth proportional to 333,391.02, 500,102.64 and 108,751.02 is: 163,131.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,391.02 : 500,102.64 = 108,751.02 : x
  2. Step 2: Convert to fraction form
    333,391.02/500,102.64 = 108,751.02/x
  3. Step 3: Cross multiply
    333,391.02x = 500,102.64 × 108,751.02
  4. Step 4: Simplify right side
    333,391.02x = 54,386,672,204.69
  5. Step 5: Solve for x
    x = 54,386,672,204.69/333,391.02
  6. Step 6: Final answer
    x = 163,131.79

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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.