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Finding the Fourth Proportional to 222,705.60, 333,766.80 and 89,476.80

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Solution

The fourth proportional to 222,705.60, 333,766.80 and 89,476.80 is: 134,098.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,705.60 : 333,766.80 = 89,476.80 : x
  2. Step 2: Convert to fraction form
    222,705.60/333,766.80 = 89,476.80/x
  3. Step 3: Cross multiply
    222,705.60x = 333,766.80 × 89,476.80
  4. Step 4: Simplify right side
    222,705.60x = 29,864,385,210.24
  5. Step 5: Solve for x
    x = 29,864,385,210.24/222,705.60
  6. Step 6: Final answer
    x = 134,098.04

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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.