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Finding the Fourth Proportional to 226,119.60, 339,179.40 and 57,639.60

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Solution

The fourth proportional to 226,119.60, 339,179.40 and 57,639.60 is: 86,459.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,119.60 : 339,179.40 = 57,639.60 : x
  2. Step 2: Convert to fraction form
    226,119.60/339,179.40 = 57,639.60/x
  3. Step 3: Cross multiply
    226,119.60x = 339,179.40 × 57,639.60
  4. Step 4: Simplify right side
    226,119.60x = 19,550,164,944.24
  5. Step 5: Solve for x
    x = 19,550,164,944.24/226,119.60
  6. Step 6: Final answer
    x = 86,459.40

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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.