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Finding the Fourth Proportional to 222,554.12, 333,844.74 and 72,810.23

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Solution

The fourth proportional to 222,554.12, 333,844.74 and 72,810.23 is: 109,219.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,554.12 : 333,844.74 = 72,810.23 : x
  2. Step 2: Convert to fraction form
    222,554.12/333,844.74 = 72,810.23/x
  3. Step 3: Cross multiply
    222,554.12x = 333,844.74 × 72,810.23
  4. Step 4: Simplify right side
    222,554.12x = 24,307,310,634.47
  5. Step 5: Solve for x
    x = 24,307,310,634.47/222,554.12
  6. Step 6: Final answer
    x = 109,219.78

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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.