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Finding the Fourth Proportional to 222,372.60, 333,602.10 and 96,012.60

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Solution

The fourth proportional to 222,372.60, 333,602.10 and 96,012.60 is: 144,037.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,372.60 : 333,602.10 = 96,012.60 : x
  2. Step 2: Convert to fraction form
    222,372.60/333,602.10 = 96,012.60/x
  3. Step 3: Cross multiply
    222,372.60x = 333,602.10 × 96,012.60
  4. Step 4: Simplify right side
    222,372.60x = 32,030,004,986.46
  5. Step 5: Solve for x
    x = 32,030,004,986.46/222,372.60
  6. Step 6: Final answer
    x = 144,037.55

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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.