Home / 52,292.97-78,441.30-16,749.67

Finding the Fourth Proportional to 52,292.97, 78,441.30 and 16,749.67

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Solution

The fourth proportional to 52,292.97, 78,441.30 and 16,749.67 is: 25,125.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,292.97 : 78,441.30 = 16,749.67 : x
  2. Step 2: Convert to fraction form
    52,292.97/78,441.30 = 16,749.67/x
  3. Step 3: Cross multiply
    52,292.97x = 78,441.30 × 16,749.67
  4. Step 4: Simplify right side
    52,292.97x = 1,313,865,889.37
  5. Step 5: Solve for x
    x = 1,313,865,889.37/52,292.97
  6. Step 6: Final answer
    x = 25,125.10

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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.