Home / 84,268.04-126,438.94-39,926.44

Finding the Fourth Proportional to 84,268.04, 126,438.94 and 39,926.44

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Solution

The fourth proportional to 84,268.04, 126,438.94 and 39,926.44 is: 59,907.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,268.04 : 126,438.94 = 39,926.44 : x
  2. Step 2: Convert to fraction form
    84,268.04/126,438.94 = 39,926.44/x
  3. Step 3: Cross multiply
    84,268.04x = 126,438.94 × 39,926.44
  4. Step 4: Simplify right side
    84,268.04x = 5,048,256,751.57
  5. Step 5: Solve for x
    x = 5,048,256,751.57/84,268.04
  6. Step 6: Final answer
    x = 59,907.13

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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.