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Finding the Fourth Proportional to 66,695.78, 100,048.93 and 22,322.69

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Solution

The fourth proportional to 66,695.78, 100,048.93 and 22,322.69 is: 33,485.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,695.78 : 100,048.93 = 22,322.69 : x
  2. Step 2: Convert to fraction form
    66,695.78/100,048.93 = 22,322.69/x
  3. Step 3: Cross multiply
    66,695.78x = 100,048.93 × 22,322.69
  4. Step 4: Simplify right side
    66,695.78x = 2,233,361,443.54
  5. Step 5: Solve for x
    x = 2,233,361,443.54/66,695.78
  6. Step 6: Final answer
    x = 33,485.80

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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.