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Finding the Fourth Proportional to 225,197.76, 310,777.44 and 124,597.44

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Solution

The fourth proportional to 225,197.76, 310,777.44 and 124,597.44 is: 171,946.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,197.76 : 310,777.44 = 124,597.44 : x
  2. Step 2: Convert to fraction form
    225,197.76/310,777.44 = 124,597.44/x
  3. Step 3: Cross multiply
    225,197.76x = 310,777.44 × 124,597.44
  4. Step 4: Simplify right side
    225,197.76x = 38,722,073,433.75
  5. Step 5: Solve for x
    x = 38,722,073,433.75/225,197.76
  6. Step 6: Final answer
    x = 171,946.97

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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.