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Finding the Fourth Proportional to 222,938.80, 334,395.48 and 163,028.56

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Solution

The fourth proportional to 222,938.80, 334,395.48 and 163,028.56 is: 244,533.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,938.80 : 334,395.48 = 163,028.56 : x
  2. Step 2: Convert to fraction form
    222,938.80/334,395.48 = 163,028.56/x
  3. Step 3: Cross multiply
    222,938.80x = 334,395.48 × 163,028.56
  4. Step 4: Simplify right side
    222,938.80x = 54,516,013,574.91
  5. Step 5: Solve for x
    x = 54,516,013,574.91/222,938.80
  6. Step 6: Final answer
    x = 244,533.54

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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.