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Finding the Fourth Proportional to 268,191.60, 402,514.20 and 110,533.20

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Solution

The fourth proportional to 268,191.60, 402,514.20 and 110,533.20 is: 165,893.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,191.60 : 402,514.20 = 110,533.20 : x
  2. Step 2: Convert to fraction form
    268,191.60/402,514.20 = 110,533.20/x
  3. Step 3: Cross multiply
    268,191.60x = 402,514.20 × 110,533.20
  4. Step 4: Simplify right side
    268,191.60x = 44,491,182,571.44
  5. Step 5: Solve for x
    x = 44,491,182,571.44/268,191.60
  6. Step 6: Final answer
    x = 165,893.27

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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.