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Finding the Fourth Proportional to 204,063.60, 306,095.40 and 133,204.80

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Solution

The fourth proportional to 204,063.60, 306,095.40 and 133,204.80 is: 199,807.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,063.60 : 306,095.40 = 133,204.80 : x
  2. Step 2: Convert to fraction form
    204,063.60/306,095.40 = 133,204.80/x
  3. Step 3: Cross multiply
    204,063.60x = 306,095.40 × 133,204.80
  4. Step 4: Simplify right side
    204,063.60x = 40,773,376,537.92
  5. Step 5: Solve for x
    x = 40,773,376,537.92/204,063.60
  6. Step 6: Final answer
    x = 199,807.20

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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.