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Finding the Fourth Proportional to 223,338.36, 334,999.98 and 54,858.36

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Solution

The fourth proportional to 223,338.36, 334,999.98 and 54,858.36 is: 82,285.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,338.36 : 334,999.98 = 54,858.36 : x
  2. Step 2: Convert to fraction form
    223,338.36/334,999.98 = 54,858.36/x
  3. Step 3: Cross multiply
    223,338.36x = 334,999.98 × 54,858.36
  4. Step 4: Simplify right side
    223,338.36x = 18,377,549,502.83
  5. Step 5: Solve for x
    x = 18,377,549,502.83/223,338.36
  6. Step 6: Final answer
    x = 82,285.68

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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.