Home / 70,277.75-105,451.25-32,840.41

Finding the Fourth Proportional to 70,277.75, 105,451.25 and 32,840.41

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Solution

The fourth proportional to 70,277.75, 105,451.25 and 32,840.41 is: 49,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,277.75 : 105,451.25 = 32,840.41 : x
  2. Step 2: Convert to fraction form
    70,277.75/105,451.25 = 32,840.41/x
  3. Step 3: Cross multiply
    70,277.75x = 105,451.25 × 32,840.41
  4. Step 4: Simplify right side
    70,277.75x = 3,463,062,285.01
  5. Step 5: Solve for x
    x = 3,463,062,285.01/70,277.75
  6. Step 6: Final answer
    x = 49,276.80

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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.