Home / 144,435.87-216,609.66-50,919.75

Finding the Fourth Proportional to 144,435.87, 216,609.66 and 50,919.75

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Solution

The fourth proportional to 144,435.87, 216,609.66 and 50,919.75 is: 76,364.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,435.87 : 216,609.66 = 50,919.75 : x
  2. Step 2: Convert to fraction form
    144,435.87/216,609.66 = 50,919.75/x
  3. Step 3: Cross multiply
    144,435.87x = 216,609.66 × 50,919.75
  4. Step 4: Simplify right side
    144,435.87x = 11,029,709,734.79
  5. Step 5: Solve for x
    x = 11,029,709,734.79/144,435.87
  6. Step 6: Final answer
    x = 76,364.06

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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.