Home / 188,281.96-282,200.22-82,880.68

Finding the Fourth Proportional to 188,281.96, 282,200.22 and 82,880.68

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Solution

The fourth proportional to 188,281.96, 282,200.22 and 82,880.68 is: 124,222.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,281.96 : 282,200.22 = 82,880.68 : x
  2. Step 2: Convert to fraction form
    188,281.96/282,200.22 = 82,880.68/x
  3. Step 3: Cross multiply
    188,281.96x = 282,200.22 × 82,880.68
  4. Step 4: Simplify right side
    188,281.96x = 23,388,946,129.75
  5. Step 5: Solve for x
    x = 23,388,946,129.75/188,281.96
  6. Step 6: Final answer
    x = 124,222.98

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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.