Home / 79,400.12-118,947.83-49,325.22

Finding the Fourth Proportional to 79,400.12, 118,947.83 and 49,325.22

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Solution

The fourth proportional to 79,400.12, 118,947.83 and 49,325.22 is: 73,893.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,400.12 : 118,947.83 = 49,325.22 : x
  2. Step 2: Convert to fraction form
    79,400.12/118,947.83 = 49,325.22/x
  3. Step 3: Cross multiply
    79,400.12x = 118,947.83 × 49,325.22
  4. Step 4: Simplify right side
    79,400.12x = 5,867,127,636.65
  5. Step 5: Solve for x
    x = 5,867,127,636.65/79,400.12
  6. Step 6: Final answer
    x = 73,893.19

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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.