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Finding the Fourth Proportional to 222,498.40, 333,749.70 and 54,020.22

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Solution

The fourth proportional to 222,498.40, 333,749.70 and 54,020.22 is: 81,030.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,498.40 : 333,749.70 = 54,020.22 : x
  2. Step 2: Convert to fraction form
    222,498.40/333,749.70 = 54,020.22/x
  3. Step 3: Cross multiply
    222,498.40x = 333,749.70 × 54,020.22
  4. Step 4: Simplify right side
    222,498.40x = 18,029,232,218.93
  5. Step 5: Solve for x
    x = 18,029,232,218.93/222,498.40
  6. Step 6: Final answer
    x = 81,030.84

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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.