Home / 52,073.46-78,094.05-18,789.21

Finding the Fourth Proportional to 52,073.46, 78,094.05 and 18,789.21

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Solution

The fourth proportional to 52,073.46, 78,094.05 and 18,789.21 is: 28,177.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,073.46 : 78,094.05 = 18,789.21 : x
  2. Step 2: Convert to fraction form
    52,073.46/78,094.05 = 18,789.21/x
  3. Step 3: Cross multiply
    52,073.46x = 78,094.05 × 18,789.21
  4. Step 4: Simplify right side
    52,073.46x = 1,467,325,505.20
  5. Step 5: Solve for x
    x = 1,467,325,505.20/52,073.46
  6. Step 6: Final answer
    x = 28,177.99

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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.