Home / 70,804.07-106,205.61-28,683.53

Finding the Fourth Proportional to 70,804.07, 106,205.61 and 28,683.53

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Solution

The fourth proportional to 70,804.07, 106,205.61 and 28,683.53 is: 43,025.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,804.07 : 106,205.61 = 28,683.53 : x
  2. Step 2: Convert to fraction form
    70,804.07/106,205.61 = 28,683.53/x
  3. Step 3: Cross multiply
    70,804.07x = 106,205.61 × 28,683.53
  4. Step 4: Simplify right side
    70,804.07x = 3,046,351,800.60
  5. Step 5: Solve for x
    x = 3,046,351,800.60/70,804.07
  6. Step 6: Final answer
    x = 43,025.09

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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.