Home / 57,412.06-79,241.97-36,220.30

Finding the Fourth Proportional to 57,412.06, 79,241.97 and 36,220.30

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Solution

The fourth proportional to 57,412.06, 79,241.97 and 36,220.30 is: 49,992.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,412.06 : 79,241.97 = 36,220.30 : x
  2. Step 2: Convert to fraction form
    57,412.06/79,241.97 = 36,220.30/x
  3. Step 3: Cross multiply
    57,412.06x = 79,241.97 × 36,220.30
  4. Step 4: Simplify right side
    57,412.06x = 2,870,167,925.99
  5. Step 5: Solve for x
    x = 2,870,167,925.99/57,412.06
  6. Step 6: Final answer
    x = 49,992.42

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1.5x scale

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.