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Finding the Fourth Proportional to 160,189.62, 220,991.67 and 92,191.74

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Solution

The fourth proportional to 160,189.62, 220,991.67 and 92,191.74 is: 127,184.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,189.62 : 220,991.67 = 92,191.74 : x
  2. Step 2: Convert to fraction form
    160,189.62/220,991.67 = 92,191.74/x
  3. Step 3: Cross multiply
    160,189.62x = 220,991.67 × 92,191.74
  4. Step 4: Simplify right side
    160,189.62x = 20,373,606,582.81
  5. Step 5: Solve for x
    x = 20,373,606,582.81/160,189.62
  6. Step 6: Final answer
    x = 127,184.31

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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.