Home / 52,069.94-78,108.96-18,793.38

Finding the Fourth Proportional to 52,069.94, 78,108.96 and 18,793.38

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Solution

The fourth proportional to 52,069.94, 78,108.96 and 18,793.38 is: 28,191.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,069.94 : 78,108.96 = 18,793.38 : x
  2. Step 2: Convert to fraction form
    52,069.94/78,108.96 = 18,793.38/x
  3. Step 3: Cross multiply
    52,069.94x = 78,108.96 × 18,793.38
  4. Step 4: Simplify right side
    52,069.94x = 1,467,931,366.68
  5. Step 5: Solve for x
    x = 1,467,931,366.68/52,069.94
  6. Step 6: Final answer
    x = 28,191.53

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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.