Home / 222,165.52-306,269.46-158,392.60

Finding the Fourth Proportional to 222,165.52, 306,269.46 and 158,392.60

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Solution

The fourth proportional to 222,165.52, 306,269.46 and 158,392.60 is: 218,354.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,165.52 : 306,269.46 = 158,392.60 : x
  2. Step 2: Convert to fraction form
    222,165.52/306,269.46 = 158,392.60/x
  3. Step 3: Cross multiply
    222,165.52x = 306,269.46 × 158,392.60
  4. Step 4: Simplify right side
    222,165.52x = 48,510,816,070.00
  5. Step 5: Solve for x
    x = 48,510,816,070.00/222,165.52
  6. Step 6: Final answer
    x = 218,354.39

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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.