Home / 179,245.40-268,868.10-171,372.20

Finding the Fourth Proportional to 179,245.40, 268,868.10 and 171,372.20

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Solution

The fourth proportional to 179,245.40, 268,868.10 and 171,372.20 is: 257,058.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,245.40 : 268,868.10 = 171,372.20 : x
  2. Step 2: Convert to fraction form
    179,245.40/268,868.10 = 171,372.20/x
  3. Step 3: Cross multiply
    179,245.40x = 268,868.10 × 171,372.20
  4. Step 4: Simplify right side
    179,245.40x = 46,076,517,806.82
  5. Step 5: Solve for x
    x = 46,076,517,806.82/179,245.40
  6. Step 6: Final answer
    x = 257,058.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.