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Finding the Fourth Proportional to 188,668.52, 283,004.47 and 53,732.47

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Solution

The fourth proportional to 188,668.52, 283,004.47 and 53,732.47 is: 80,599.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,668.52 : 283,004.47 = 53,732.47 : x
  2. Step 2: Convert to fraction form
    188,668.52/283,004.47 = 53,732.47/x
  3. Step 3: Cross multiply
    188,668.52x = 283,004.47 × 53,732.47
  4. Step 4: Simplify right side
    188,668.52x = 15,206,528,384.21
  5. Step 5: Solve for x
    x = 15,206,528,384.21/188,668.52
  6. Step 6: Final answer
    x = 80,599.18

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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.