Home / 75,173.06-112,796.64-35,194.75

Finding the Fourth Proportional to 75,173.06, 112,796.64 and 35,194.75

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Solution

The fourth proportional to 75,173.06, 112,796.64 and 35,194.75 is: 52,809.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,173.06 : 112,796.64 = 35,194.75 : x
  2. Step 2: Convert to fraction form
    75,173.06/112,796.64 = 35,194.75/x
  3. Step 3: Cross multiply
    75,173.06x = 112,796.64 × 35,194.75
  4. Step 4: Simplify right side
    75,173.06x = 3,969,849,412.33
  5. Step 5: Solve for x
    x = 3,969,849,412.33/75,173.06
  6. Step 6: Final answer
    x = 52,809.47

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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.