Home / 75,288.02-103,900.42-41,297.75

Finding the Fourth Proportional to 75,288.02, 103,900.42 and 41,297.75

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Solution

The fourth proportional to 75,288.02, 103,900.42 and 41,297.75 is: 56,992.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,288.02 : 103,900.42 = 41,297.75 : x
  2. Step 2: Convert to fraction form
    75,288.02/103,900.42 = 41,297.75/x
  3. Step 3: Cross multiply
    75,288.02x = 103,900.42 × 41,297.75
  4. Step 4: Simplify right side
    75,288.02x = 4,290,853,491.80
  5. Step 5: Solve for x
    x = 4,290,853,491.80/75,288.02
  6. Step 6: Final answer
    x = 56,992.52

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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.