Home / 70,544.28-105,851.02-33,107.40

Finding the Fourth Proportional to 70,544.28, 105,851.02 and 33,107.40

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Solution

The fourth proportional to 70,544.28, 105,851.02 and 33,107.40 is: 49,677.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,544.28 : 105,851.02 = 33,107.40 : x
  2. Step 2: Convert to fraction form
    70,544.28/105,851.02 = 33,107.40/x
  3. Step 3: Cross multiply
    70,544.28x = 105,851.02 × 33,107.40
  4. Step 4: Simplify right side
    70,544.28x = 3,504,451,447.52
  5. Step 5: Solve for x
    x = 3,504,451,447.52/70,544.28
  6. Step 6: Final answer
    x = 49,677.33

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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.