Home / 112,626.67-155,409.42-67,295.02

Finding the Fourth Proportional to 112,626.67, 155,409.42 and 67,295.02

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Solution

The fourth proportional to 112,626.67, 155,409.42 and 67,295.02 is: 92,857.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,626.67 : 155,409.42 = 67,295.02 : x
  2. Step 2: Convert to fraction form
    112,626.67/155,409.42 = 67,295.02/x
  3. Step 3: Cross multiply
    112,626.67x = 155,409.42 × 67,295.02
  4. Step 4: Simplify right side
    112,626.67x = 10,458,280,027.09
  5. Step 5: Solve for x
    x = 10,458,280,027.09/112,626.67
  6. Step 6: Final answer
    x = 92,857.94

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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.