Home / 188,244.12-282,345.52-55,125.69

Finding the Fourth Proportional to 188,244.12, 282,345.52 and 55,125.69

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Solution

The fourth proportional to 188,244.12, 282,345.52 and 55,125.69 is: 82,682.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,244.12 : 282,345.52 = 55,125.69 : x
  2. Step 2: Convert to fraction form
    188,244.12/282,345.52 = 55,125.69/x
  3. Step 3: Cross multiply
    188,244.12x = 282,345.52 × 55,125.69
  4. Step 4: Simplify right side
    188,244.12x = 15,564,491,608.41
  5. Step 5: Solve for x
    x = 15,564,491,608.41/188,244.12
  6. Step 6: Final answer
    x = 82,682.48

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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.