Home / 79,239.43-118,858.23-19,268.24

Finding the Fourth Proportional to 79,239.43, 118,858.23 and 19,268.24

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Solution

The fourth proportional to 79,239.43, 118,858.23 and 19,268.24 is: 28,902.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,239.43 : 118,858.23 = 19,268.24 : x
  2. Step 2: Convert to fraction form
    79,239.43/118,858.23 = 19,268.24/x
  3. Step 3: Cross multiply
    79,239.43x = 118,858.23 × 19,268.24
  4. Step 4: Simplify right side
    79,239.43x = 2,290,188,901.62
  5. Step 5: Solve for x
    x = 2,290,188,901.62/79,239.43
  6. Step 6: Final answer
    x = 28,902.14

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1.5x scale

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.