Home / 79,268.07-118,768.38-39,233.67

Finding the Fourth Proportional to 79,268.07, 118,768.38 and 39,233.67

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Solution

The fourth proportional to 79,268.07, 118,768.38 and 39,233.67 is: 58,784.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,268.07 : 118,768.38 = 39,233.67 : x
  2. Step 2: Convert to fraction form
    79,268.07/118,768.38 = 39,233.67/x
  3. Step 3: Cross multiply
    79,268.07x = 118,768.38 × 39,233.67
  4. Step 4: Simplify right side
    79,268.07x = 4,659,719,427.35
  5. Step 5: Solve for x
    x = 4,659,719,427.35/79,268.07
  6. Step 6: Final answer
    x = 58,784.32

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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.