Home / 52,074.08-78,094.97-18,789.82

Finding the Fourth Proportional to 52,074.08, 78,094.97 and 18,789.82

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Solution

The fourth proportional to 52,074.08, 78,094.97 and 18,789.82 is: 28,178.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,074.08 : 78,094.97 = 18,789.82 : x
  2. Step 2: Convert to fraction form
    52,074.08/78,094.97 = 18,789.82/x
  3. Step 3: Cross multiply
    52,074.08x = 78,094.97 × 18,789.82
  4. Step 4: Simplify right side
    52,074.08x = 1,467,390,429.21
  5. Step 5: Solve for x
    x = 1,467,390,429.21/52,074.08
  6. Step 6: Final answer
    x = 28,178.90

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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.