Home / 45,150.89-67,701.67-35,850.65

Finding the Fourth Proportional to 45,150.89, 67,701.67 and 35,850.65

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Solution

The fourth proportional to 45,150.89, 67,701.67 and 35,850.65 is: 53,756.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,150.89 : 67,701.67 = 35,850.65 : x
  2. Step 2: Convert to fraction form
    45,150.89/67,701.67 = 35,850.65/x
  3. Step 3: Cross multiply
    45,150.89x = 67,701.67 × 35,850.65
  4. Step 4: Simplify right side
    45,150.89x = 2,427,148,447.45
  5. Step 5: Solve for x
    x = 2,427,148,447.45/45,150.89
  6. Step 6: Final answer
    x = 53,756.39

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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.