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Finding the Fourth Proportional to 66,705.35, 100,063.28 and 22,332.29

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Solution

The fourth proportional to 66,705.35, 100,063.28 and 22,332.29 is: 33,500.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,705.35 : 100,063.28 = 22,332.29 : x
  2. Step 2: Convert to fraction form
    66,705.35/100,063.28 = 22,332.29/x
  3. Step 3: Cross multiply
    66,705.35x = 100,063.28 × 22,332.29
  4. Step 4: Simplify right side
    66,705.35x = 2,234,641,575.33
  5. Step 5: Solve for x
    x = 2,234,641,575.33/66,705.35
  6. Step 6: Final answer
    x = 33,500.19

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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.