Home / 146,205.21-219,315.65-46,372.98

Finding the Fourth Proportional to 146,205.21, 219,315.65 and 46,372.98

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Solution

The fourth proportional to 146,205.21, 219,315.65 and 46,372.98 is: 69,561.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,205.21 : 219,315.65 = 46,372.98 : x
  2. Step 2: Convert to fraction form
    146,205.21/219,315.65 = 46,372.98/x
  3. Step 3: Cross multiply
    146,205.21x = 219,315.65 × 46,372.98
  4. Step 4: Simplify right side
    146,205.21x = 10,170,320,251.14
  5. Step 5: Solve for x
    x = 10,170,320,251.14/146,205.21
  6. Step 6: Final answer
    x = 69,561.96

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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.