Home / 222,190.52-306,303.96-158,417.60

Finding the Fourth Proportional to 222,190.52, 306,303.96 and 158,417.60

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Solution

The fourth proportional to 222,190.52, 306,303.96 and 158,417.60 is: 218,388.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,190.52 : 306,303.96 = 158,417.60 : x
  2. Step 2: Convert to fraction form
    222,190.52/306,303.96 = 158,417.60/x
  3. Step 3: Cross multiply
    222,190.52x = 306,303.96 × 158,417.60
  4. Step 4: Simplify right side
    222,190.52x = 48,523,938,213.70
  5. Step 5: Solve for x
    x = 48,523,938,213.70/222,190.52
  6. Step 6: Final answer
    x = 218,388.88

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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.