Home / 52,084.99-78,231.27-49,147.40

Finding the Fourth Proportional to 52,084.99, 78,231.27 and 49,147.40

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Solution

The fourth proportional to 52,084.99, 78,231.27 and 49,147.40 is: 73,819.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,084.99 : 78,231.27 = 49,147.40 : x
  2. Step 2: Convert to fraction form
    52,084.99/78,231.27 = 49,147.40/x
  3. Step 3: Cross multiply
    52,084.99x = 78,231.27 × 49,147.40
  4. Step 4: Simplify right side
    52,084.99x = 3,844,863,273.46
  5. Step 5: Solve for x
    x = 3,844,863,273.46/52,084.99
  6. Step 6: Final answer
    x = 73,819.03

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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.