Home / 75,815.06-113,485.94-55,847.06

Finding the Fourth Proportional to 75,815.06, 113,485.94 and 55,847.06

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Solution

The fourth proportional to 75,815.06, 113,485.94 and 55,847.06 is: 83,596.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,815.06 : 113,485.94 = 55,847.06 : x
  2. Step 2: Convert to fraction form
    75,815.06/113,485.94 = 55,847.06/x
  3. Step 3: Cross multiply
    75,815.06x = 113,485.94 × 55,847.06
  4. Step 4: Simplify right side
    75,815.06x = 6,337,855,821.10
  5. Step 5: Solve for x
    x = 6,337,855,821.10/75,815.06
  6. Step 6: Final answer
    x = 83,596.26

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1.5x scale

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.