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Finding the Fourth Proportional to 222,364.98, 333,128.95 and 109,913.56

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Solution

The fourth proportional to 222,364.98, 333,128.95 and 109,913.56 is: 164,663.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,364.98 : 333,128.95 = 109,913.56 : x
  2. Step 2: Convert to fraction form
    222,364.98/333,128.95 = 109,913.56/x
  3. Step 3: Cross multiply
    222,364.98x = 333,128.95 × 109,913.56
  4. Step 4: Simplify right side
    222,364.98x = 36,615,387,725.96
  5. Step 5: Solve for x
    x = 36,615,387,725.96/222,364.98
  6. Step 6: Final answer
    x = 164,663.46

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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.