Home / 80,914.68-121,321.28-24,736.10

Finding the Fourth Proportional to 80,914.68, 121,321.28 and 24,736.10

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Solution

The fourth proportional to 80,914.68, 121,321.28 and 24,736.10 is: 37,088.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,914.68 : 121,321.28 = 24,736.10 : x
  2. Step 2: Convert to fraction form
    80,914.68/121,321.28 = 24,736.10/x
  3. Step 3: Cross multiply
    80,914.68x = 121,321.28 × 24,736.10
  4. Step 4: Simplify right side
    80,914.68x = 3,001,015,314.21
  5. Step 5: Solve for x
    x = 3,001,015,314.21/80,914.68
  6. Step 6: Final answer
    x = 37,088.64

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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.