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Finding the Fourth Proportional to 66,833.36, 100,259.25 and 22,463.55

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Solution

The fourth proportional to 66,833.36, 100,259.25 and 22,463.55 is: 33,698.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,833.36 : 100,259.25 = 22,463.55 : x
  2. Step 2: Convert to fraction form
    66,833.36/100,259.25 = 22,463.55/x
  3. Step 3: Cross multiply
    66,833.36x = 100,259.25 × 22,463.55
  4. Step 4: Simplify right side
    66,833.36x = 2,252,178,675.34
  5. Step 5: Solve for x
    x = 2,252,178,675.34/66,833.36
  6. Step 6: Final answer
    x = 33,698.42

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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.