Home / 75,122.37-112,519.77-37,617.03

Finding the Fourth Proportional to 75,122.37, 112,519.77 and 37,617.03

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Solution

The fourth proportional to 75,122.37, 112,519.77 and 37,617.03 is: 56,343.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,122.37 : 112,519.77 = 37,617.03 : x
  2. Step 2: Convert to fraction form
    75,122.37/112,519.77 = 37,617.03/x
  3. Step 3: Cross multiply
    75,122.37x = 112,519.77 × 37,617.03
  4. Step 4: Simplify right side
    75,122.37x = 4,232,659,563.68
  5. Step 5: Solve for x
    x = 4,232,659,563.68/75,122.37
  6. Step 6: Final answer
    x = 56,343.53

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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.