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Finding the Fourth Proportional to 224,846.44, 310,305.73 and 128,054.37

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Solution

The fourth proportional to 224,846.44, 310,305.73 and 128,054.37 is: 176,725.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,846.44 : 310,305.73 = 128,054.37 : x
  2. Step 2: Convert to fraction form
    224,846.44/310,305.73 = 128,054.37/x
  3. Step 3: Cross multiply
    224,846.44x = 310,305.73 × 128,054.37
  4. Step 4: Simplify right side
    224,846.44x = 39,736,004,762.54
  5. Step 5: Solve for x
    x = 39,736,004,762.54/224,846.44
  6. Step 6: Final answer
    x = 176,725.08

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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.