Home / 52,074.57-78,095.68-18,790.29

Finding the Fourth Proportional to 52,074.57, 78,095.68 and 18,790.29

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Solution

The fourth proportional to 52,074.57, 78,095.68 and 18,790.29 is: 28,179.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,074.57 : 78,095.68 = 18,790.29 : x
  2. Step 2: Convert to fraction form
    52,074.57/78,095.68 = 18,790.29/x
  3. Step 3: Cross multiply
    52,074.57x = 78,095.68 × 18,790.29
  4. Step 4: Simplify right side
    52,074.57x = 1,467,440,474.95
  5. Step 5: Solve for x
    x = 1,467,440,474.95/52,074.57
  6. Step 6: Final answer
    x = 28,179.60

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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.