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Finding the Fourth Proportional to 88,452.60, 122,183.99 and 70,672.29

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Solution

The fourth proportional to 88,452.60, 122,183.99 and 70,672.29 is: 97,623.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,452.60 : 122,183.99 = 70,672.29 : x
  2. Step 2: Convert to fraction form
    88,452.60/122,183.99 = 70,672.29/x
  3. Step 3: Cross multiply
    88,452.60x = 122,183.99 × 70,672.29
  4. Step 4: Simplify right side
    88,452.60x = 8,635,022,021.28
  5. Step 5: Solve for x
    x = 8,635,022,021.28/88,452.60
  6. Step 6: Final answer
    x = 97,623.16

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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.