Home / 146,041.87-201,543.90-82,379.65

Finding the Fourth Proportional to 146,041.87, 201,543.90 and 82,379.65

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Solution

The fourth proportional to 146,041.87, 201,543.90 and 82,379.65 is: 113,687.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,041.87 : 201,543.90 = 82,379.65 : x
  2. Step 2: Convert to fraction form
    146,041.87/201,543.90 = 82,379.65/x
  3. Step 3: Cross multiply
    146,041.87x = 201,543.90 × 82,379.65
  4. Step 4: Simplify right side
    146,041.87x = 16,603,115,941.64
  5. Step 5: Solve for x
    x = 16,603,115,941.64/146,041.87
  6. Step 6: Final answer
    x = 113,687.37

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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.