Home / 45,228.33-67,788-16,742.52

Finding the Fourth Proportional to 45,228.33, 67,788 and 16,742.52

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Solution

The fourth proportional to 45,228.33, 67,788 and 16,742.52 is: 25,093.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,228.33 : 67,788 = 16,742.52 : x
  2. Step 2: Convert to fraction form
    45,228.33/67,788 = 16,742.52/x
  3. Step 3: Cross multiply
    45,228.33x = 67,788 × 16,742.52
  4. Step 4: Simplify right side
    45,228.33x = 1,134,941,945.76
  5. Step 5: Solve for x
    x = 1,134,941,945.76/45,228.33
  6. Step 6: Final answer
    x = 25,093.61

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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.