Home / 264,400.20-364,875.12-143,542.80

Finding the Fourth Proportional to 264,400.20, 364,875.12 and 143,542.80

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Solution

The fourth proportional to 264,400.20, 364,875.12 and 143,542.80 is: 198,090.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,400.20 : 364,875.12 = 143,542.80 : x
  2. Step 2: Convert to fraction form
    264,400.20/364,875.12 = 143,542.80/x
  3. Step 3: Cross multiply
    264,400.20x = 364,875.12 × 143,542.80
  4. Step 4: Simplify right side
    264,400.20x = 52,375,196,375.14
  5. Step 5: Solve for x
    x = 52,375,196,375.14/264,400.20
  6. Step 6: Final answer
    x = 198,090.61

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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.