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Finding the Fourth Proportional to 171,168.05, 255,497.98 and 150,967.77

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Solution

The fourth proportional to 171,168.05, 255,497.98 and 150,967.77 is: 225,345.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,168.05 : 255,497.98 = 150,967.77 : x
  2. Step 2: Convert to fraction form
    171,168.05/255,497.98 = 150,967.77/x
  3. Step 3: Cross multiply
    171,168.05x = 255,497.98 × 150,967.77
  4. Step 4: Simplify right side
    171,168.05x = 38,571,959,227.63
  5. Step 5: Solve for x
    x = 38,571,959,227.63/171,168.05
  6. Step 6: Final answer
    x = 225,345.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.