Home / 160,131.42-220,989.87-92,158.74

Finding the Fourth Proportional to 160,131.42, 220,989.87 and 92,158.74

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Solution

The fourth proportional to 160,131.42, 220,989.87 and 92,158.74 is: 127,183.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,131.42 : 220,989.87 = 92,158.74 : x
  2. Step 2: Convert to fraction form
    160,131.42/220,989.87 = 92,158.74/x
  3. Step 3: Cross multiply
    160,131.42x = 220,989.87 × 92,158.74
  4. Step 4: Simplify right side
    160,131.42x = 20,366,147,971.96
  5. Step 5: Solve for x
    x = 20,366,147,971.96/160,131.42
  6. Step 6: Final answer
    x = 127,183.96

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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.