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Finding the Fourth Proportional to 185,021.69, 255,336.54 and 104,463.54

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Solution

The fourth proportional to 185,021.69, 255,336.54 and 104,463.54 is: 144,163.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,021.69 : 255,336.54 = 104,463.54 : x
  2. Step 2: Convert to fraction form
    185,021.69/255,336.54 = 104,463.54/x
  3. Step 3: Cross multiply
    185,021.69x = 255,336.54 × 104,463.54
  4. Step 4: Simplify right side
    185,021.69x = 26,673,358,859.75
  5. Step 5: Solve for x
    x = 26,673,358,859.75/185,021.69
  6. Step 6: Final answer
    x = 144,163.42

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1.5x scale

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.