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Finding the Fourth Proportional to 248,034.99, 371,584.25 and 146,530.17

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Solution

The fourth proportional to 248,034.99, 371,584.25 and 146,530.17 is: 219,518.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,034.99 : 371,584.25 = 146,530.17 : x
  2. Step 2: Convert to fraction form
    248,034.99/371,584.25 = 146,530.17/x
  3. Step 3: Cross multiply
    248,034.99x = 371,584.25 × 146,530.17
  4. Step 4: Simplify right side
    248,034.99x = 54,448,303,321.82
  5. Step 5: Solve for x
    x = 54,448,303,321.82/248,034.99
  6. Step 6: Final answer
    x = 219,518.64

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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.