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Finding the Fourth Proportional to 182,245.30, 251,275.08 and 149,866.78

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Solution

The fourth proportional to 182,245.30, 251,275.08 and 149,866.78 is: 206,632.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,245.30 : 251,275.08 = 149,866.78 : x
  2. Step 2: Convert to fraction form
    182,245.30/251,275.08 = 149,866.78/x
  3. Step 3: Cross multiply
    182,245.30x = 251,275.08 × 149,866.78
  4. Step 4: Simplify right side
    182,245.30x = 37,657,787,133.84
  5. Step 5: Solve for x
    x = 37,657,787,133.84/182,245.30
  6. Step 6: Final answer
    x = 206,632.42

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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.