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Finding the Fourth Proportional to 188,190.30, 282,256.83 and 55,034.94

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Solution

The fourth proportional to 188,190.30, 282,256.83 and 55,034.94 is: 82,544.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,190.30 : 282,256.83 = 55,034.94 : x
  2. Step 2: Convert to fraction form
    188,190.30/282,256.83 = 55,034.94/x
  3. Step 3: Cross multiply
    188,190.30x = 282,256.83 × 55,034.94
  4. Step 4: Simplify right side
    188,190.30x = 15,533,987,703.64
  5. Step 5: Solve for x
    x = 15,533,987,703.64/188,190.30
  6. Step 6: Final answer
    x = 82,544.04

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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.