Home / 192,094.26-287,427.77-120,682.56

Finding the Fourth Proportional to 192,094.26, 287,427.77 and 120,682.56

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Solution

The fourth proportional to 192,094.26, 287,427.77 and 120,682.56 is: 180,575.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,094.26 : 287,427.77 = 120,682.56 : x
  2. Step 2: Convert to fraction form
    192,094.26/287,427.77 = 120,682.56/x
  3. Step 3: Cross multiply
    192,094.26x = 287,427.77 × 120,682.56
  4. Step 4: Simplify right side
    192,094.26x = 34,687,518,069.49
  5. Step 5: Solve for x
    x = 34,687,518,069.49/192,094.26
  6. Step 6: Final answer
    x = 180,575.51

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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.