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Finding the Fourth Proportional to 114,035.36, 171,080.93 and 80,367.06

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Solution

The fourth proportional to 114,035.36, 171,080.93 and 80,367.06 is: 120,570.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,035.36 : 171,080.93 = 80,367.06 : x
  2. Step 2: Convert to fraction form
    114,035.36/171,080.93 = 80,367.06/x
  3. Step 3: Cross multiply
    114,035.36x = 171,080.93 × 80,367.06
  4. Step 4: Simplify right side
    114,035.36x = 13,749,270,964.33
  5. Step 5: Solve for x
    x = 13,749,270,964.33/114,035.36
  6. Step 6: Final answer
    x = 120,570.25

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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.