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Finding the Fourth Proportional to 160,039.44, 220,784.67 and 92,041.56

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Solution

The fourth proportional to 160,039.44, 220,784.67 and 92,041.56 is: 126,977.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,039.44 : 220,784.67 = 92,041.56 : x
  2. Step 2: Convert to fraction form
    160,039.44/220,784.67 = 92,041.56/x
  3. Step 3: Cross multiply
    160,039.44x = 220,784.67 × 92,041.56
  4. Step 4: Simplify right side
    160,039.44x = 20,321,365,450.89
  5. Step 5: Solve for x
    x = 20,321,365,450.89/160,039.44
  6. Step 6: Final answer
    x = 126,977.23

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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.