Home / 109,730.10-164,546.55-50,535.30

Finding the Fourth Proportional to 109,730.10, 164,546.55 and 50,535.30

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Solution

The fourth proportional to 109,730.10, 164,546.55 and 50,535.30 is: 75,780.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,730.10 : 164,546.55 = 50,535.30 : x
  2. Step 2: Convert to fraction form
    109,730.10/164,546.55 = 50,535.30/x
  3. Step 3: Cross multiply
    109,730.10x = 164,546.55 × 50,535.30
  4. Step 4: Simplify right side
    109,730.10x = 8,315,409,268.22
  5. Step 5: Solve for x
    x = 8,315,409,268.22/109,730.10
  6. Step 6: Final answer
    x = 75,780.57

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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.