Home / 171,271.72-236,276.10-110,861.80

Finding the Fourth Proportional to 171,271.72, 236,276.10 and 110,861.80

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Solution

The fourth proportional to 171,271.72, 236,276.10 and 110,861.80 is: 152,938.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,271.72 : 236,276.10 = 110,861.80 : x
  2. Step 2: Convert to fraction form
    171,271.72/236,276.10 = 110,861.80/x
  3. Step 3: Cross multiply
    171,271.72x = 236,276.10 × 110,861.80
  4. Step 4: Simplify right side
    171,271.72x = 26,193,993,742.98
  5. Step 5: Solve for x
    x = 26,193,993,742.98/171,271.72
  6. Step 6: Final answer
    x = 152,938.23

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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.