Home / 57,919.94-79,928.16-34,047.26

Finding the Fourth Proportional to 57,919.94, 79,928.16 and 34,047.26

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Solution

The fourth proportional to 57,919.94, 79,928.16 and 34,047.26 is: 46,984.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,919.94 : 79,928.16 = 34,047.26 : x
  2. Step 2: Convert to fraction form
    57,919.94/79,928.16 = 34,047.26/x
  3. Step 3: Cross multiply
    57,919.94x = 79,928.16 × 34,047.26
  4. Step 4: Simplify right side
    57,919.94x = 2,721,334,844.84
  5. Step 5: Solve for x
    x = 2,721,334,844.84/57,919.94
  6. Step 6: Final answer
    x = 46,984.42

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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.