Home / 75,021.12-103,530.96-41,032.80

Finding the Fourth Proportional to 75,021.12, 103,530.96 and 41,032.80

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Solution

The fourth proportional to 75,021.12, 103,530.96 and 41,032.80 is: 56,626.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,021.12 : 103,530.96 = 41,032.80 : x
  2. Step 2: Convert to fraction form
    75,021.12/103,530.96 = 41,032.80/x
  3. Step 3: Cross multiply
    75,021.12x = 103,530.96 × 41,032.80
  4. Step 4: Simplify right side
    75,021.12x = 4,248,165,175.49
  5. Step 5: Solve for x
    x = 4,248,165,175.49/75,021.12
  6. Step 6: Final answer
    x = 56,626.26

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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.