Home / 65,819.05-90,735.82-46,923.37

Finding the Fourth Proportional to 65,819.05, 90,735.82 and 46,923.37

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Solution

The fourth proportional to 65,819.05, 90,735.82 and 46,923.37 is: 64,686.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,819.05 : 90,735.82 = 46,923.37 : x
  2. Step 2: Convert to fraction form
    65,819.05/90,735.82 = 46,923.37/x
  3. Step 3: Cross multiply
    65,819.05x = 90,735.82 × 46,923.37
  4. Step 4: Simplify right side
    65,819.05x = 4,257,630,454.11
  5. Step 5: Solve for x
    x = 4,257,630,454.11/65,819.05
  6. Step 6: Final answer
    x = 64,686.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.