Home / 222,723.60-333,631.80-138,224.40

Finding the Fourth Proportional to 222,723.60, 333,631.80 and 138,224.40

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Solution

The fourth proportional to 222,723.60, 333,631.80 and 138,224.40 is: 207,055.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,723.60 : 333,631.80 = 138,224.40 : x
  2. Step 2: Convert to fraction form
    222,723.60/333,631.80 = 138,224.40/x
  3. Step 3: Cross multiply
    222,723.60x = 333,631.80 × 138,224.40
  4. Step 4: Simplify right side
    222,723.60x = 46,116,055,375.92
  5. Step 5: Solve for x
    x = 46,116,055,375.92/222,723.60
  6. Step 6: Final answer
    x = 207,055.09

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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.