Home / 63,977.58-95,776.83-47,412

Finding the Fourth Proportional to 63,977.58, 95,776.83 and 47,412

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Solution

The fourth proportional to 63,977.58, 95,776.83 and 47,412 is: 70,977.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,977.58 : 95,776.83 = 47,412 : x
  2. Step 2: Convert to fraction form
    63,977.58/95,776.83 = 47,412/x
  3. Step 3: Cross multiply
    63,977.58x = 95,776.83 × 47,412
  4. Step 4: Simplify right side
    63,977.58x = 4,540,971,063.96
  5. Step 5: Solve for x
    x = 4,540,971,063.96/63,977.58
  6. Step 6: Final answer
    x = 70,977.54

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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.