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Finding the Fourth Proportional to 223,425.77, 308,476.02 and 171,650.64

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Solution

The fourth proportional to 223,425.77, 308,476.02 and 171,650.64 is: 236,991.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,425.77 : 308,476.02 = 171,650.64 : x
  2. Step 2: Convert to fraction form
    223,425.77/308,476.02 = 171,650.64/x
  3. Step 3: Cross multiply
    223,425.77x = 308,476.02 × 171,650.64
  4. Step 4: Simplify right side
    223,425.77x = 52,950,106,257.65
  5. Step 5: Solve for x
    x = 52,950,106,257.65/223,425.77
  6. Step 6: Final answer
    x = 236,991.94

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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.