Home / 140,367.29-210,528.32-39,167.96

Finding the Fourth Proportional to 140,367.29, 210,528.32 and 39,167.96

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Solution

The fourth proportional to 140,367.29, 210,528.32 and 39,167.96 is: 58,745.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,367.29 : 210,528.32 = 39,167.96 : x
  2. Step 2: Convert to fraction form
    140,367.29/210,528.32 = 39,167.96/x
  3. Step 3: Cross multiply
    140,367.29x = 210,528.32 × 39,167.96
  4. Step 4: Simplify right side
    140,367.29x = 8,245,965,440.87
  5. Step 5: Solve for x
    x = 8,245,965,440.87/140,367.29
  6. Step 6: Final answer
    x = 58,745.63

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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.