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Finding the Fourth Proportional to 222,664.04, 333,996.74 and 54,184.40

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Solution

The fourth proportional to 222,664.04, 333,996.74 and 54,184.40 is: 81,276.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,664.04 : 333,996.74 = 54,184.40 : x
  2. Step 2: Convert to fraction form
    222,664.04/333,996.74 = 54,184.40/x
  3. Step 3: Cross multiply
    222,664.04x = 333,996.74 × 54,184.40
  4. Step 4: Simplify right side
    222,664.04x = 18,097,411,017.95
  5. Step 5: Solve for x
    x = 18,097,411,017.95/222,664.04
  6. Step 6: Final answer
    x = 81,276.76

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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.