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Finding the Fourth Proportional to 243,297, 335,898.09 and 166,941.54

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Solution

The fourth proportional to 243,297, 335,898.09 and 166,941.54 is: 230,481.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,297 : 335,898.09 = 166,941.54 : x
  2. Step 2: Convert to fraction form
    243,297/335,898.09 = 166,941.54/x
  3. Step 3: Cross multiply
    243,297x = 335,898.09 × 166,941.54
  4. Step 4: Simplify right side
    243,297x = 56,075,344,427.66
  5. Step 5: Solve for x
    x = 56,075,344,427.66/243,297
  6. Step 6: Final answer
    x = 230,481.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.