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Finding the Fourth Proportional to 185,074.99, 255,415.61 and 104,504.56

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Solution

The fourth proportional to 185,074.99, 255,415.61 and 104,504.56 is: 144,223.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,074.99 : 255,415.61 = 104,504.56 : x
  2. Step 2: Convert to fraction form
    185,074.99/255,415.61 = 104,504.56/x
  3. Step 3: Cross multiply
    185,074.99x = 255,415.61 × 104,504.56
  4. Step 4: Simplify right side
    185,074.99x = 26,692,095,940.18
  5. Step 5: Solve for x
    x = 26,692,095,940.18/185,074.99
  6. Step 6: Final answer
    x = 144,223.14

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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.