Home / 212,284.80-292,183.20-200,037.60

Finding the Fourth Proportional to 212,284.80, 292,183.20 and 200,037.60

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Solution

The fourth proportional to 212,284.80, 292,183.20 and 200,037.60 is: 275,326.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,284.80 : 292,183.20 = 200,037.60 : x
  2. Step 2: Convert to fraction form
    212,284.80/292,183.20 = 200,037.60/x
  3. Step 3: Cross multiply
    212,284.80x = 292,183.20 × 200,037.60
  4. Step 4: Simplify right side
    212,284.80x = 58,447,626,088.32
  5. Step 5: Solve for x
    x = 58,447,626,088.32/212,284.80
  6. Step 6: Final answer
    x = 275,326.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.