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Finding the Fourth Proportional to 248,998.14, 373,497 and 91,238.94

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Solution

The fourth proportional to 248,998.14, 373,497 and 91,238.94 is: 136,858.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,998.14 : 373,497 = 91,238.94 : x
  2. Step 2: Convert to fraction form
    248,998.14/373,497 = 91,238.94/x
  3. Step 3: Cross multiply
    248,998.14x = 373,497 × 91,238.94
  4. Step 4: Simplify right side
    248,998.14x = 34,077,470,373.18
  5. Step 5: Solve for x
    x = 34,077,470,373.18/248,998.14
  6. Step 6: Final answer
    x = 136,858.33

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1.5x scale

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.