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Finding the Fourth Proportional to 224,033.19, 308,958.15 and 163,507.97

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Solution

The fourth proportional to 224,033.19, 308,958.15 and 163,507.97 is: 225,489.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,033.19 : 308,958.15 = 163,507.97 : x
  2. Step 2: Convert to fraction form
    224,033.19/308,958.15 = 163,507.97/x
  3. Step 3: Cross multiply
    224,033.19x = 308,958.15 × 163,507.97
  4. Step 4: Simplify right side
    224,033.19x = 50,517,119,921.46
  5. Step 5: Solve for x
    x = 50,517,119,921.46/224,033.19
  6. Step 6: Final answer
    x = 225,489.45

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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.