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Finding the Fourth Proportional to 183,448.30, 275,199.79 and 65,109.73

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Solution

The fourth proportional to 183,448.30, 275,199.79 and 65,109.73 is: 97,674.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,448.30 : 275,199.79 = 65,109.73 : x
  2. Step 2: Convert to fraction form
    183,448.30/275,199.79 = 65,109.73/x
  3. Step 3: Cross multiply
    183,448.30x = 275,199.79 × 65,109.73
  4. Step 4: Simplify right side
    183,448.30x = 17,918,184,022.96
  5. Step 5: Solve for x
    x = 17,918,184,022.96/183,448.30
  6. Step 6: Final answer
    x = 97,674.30

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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.