Home / 214,830.02-322,242.97-130,613.44

Finding the Fourth Proportional to 214,830.02, 322,242.97 and 130,613.44

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Solution

The fourth proportional to 214,830.02, 322,242.97 and 130,613.44 is: 195,918.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,830.02 : 322,242.97 = 130,613.44 : x
  2. Step 2: Convert to fraction form
    214,830.02/322,242.97 = 130,613.44/x
  3. Step 3: Cross multiply
    214,830.02x = 322,242.97 × 130,613.44
  4. Step 4: Simplify right side
    214,830.02x = 42,089,261,821.85
  5. Step 5: Solve for x
    x = 42,089,261,821.85/214,830.02
  6. Step 6: Final answer
    x = 195,918.90

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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.