Home / 75,231.03-112,895.48-32,578.12

Finding the Fourth Proportional to 75,231.03, 112,895.48 and 32,578.12

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Solution

The fourth proportional to 75,231.03, 112,895.48 and 32,578.12 is: 48,888.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,231.03 : 112,895.48 = 32,578.12 : x
  2. Step 2: Convert to fraction form
    75,231.03/112,895.48 = 32,578.12/x
  3. Step 3: Cross multiply
    75,231.03x = 112,895.48 × 32,578.12
  4. Step 4: Simplify right side
    75,231.03x = 3,677,922,494.90
  5. Step 5: Solve for x
    x = 3,677,922,494.90/75,231.03
  6. Step 6: Final answer
    x = 48,888.37

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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.