Home / 75,287.33-103,899.47-41,297.03

Finding the Fourth Proportional to 75,287.33, 103,899.47 and 41,297.03

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Solution

The fourth proportional to 75,287.33, 103,899.47 and 41,297.03 is: 56,991.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,287.33 : 103,899.47 = 41,297.03 : x
  2. Step 2: Convert to fraction form
    75,287.33/103,899.47 = 41,297.03/x
  3. Step 3: Cross multiply
    75,287.33x = 103,899.47 × 41,297.03
  4. Step 4: Simplify right side
    75,287.33x = 4,290,739,529.57
  5. Step 5: Solve for x
    x = 4,290,739,529.57/75,287.33
  6. Step 6: Final answer
    x = 56,991.52

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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.