Home / 90,297.14-135,450.57-37,653.62

Finding the Fourth Proportional to 90,297.14, 135,450.57 and 37,653.62

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Solution

The fourth proportional to 90,297.14, 135,450.57 and 37,653.62 is: 56,482.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,297.14 : 135,450.57 = 37,653.62 : x
  2. Step 2: Convert to fraction form
    90,297.14/135,450.57 = 37,653.62/x
  3. Step 3: Cross multiply
    90,297.14x = 135,450.57 × 37,653.62
  4. Step 4: Simplify right side
    90,297.14x = 5,100,204,291.56
  5. Step 5: Solve for x
    x = 5,100,204,291.56/90,297.14
  6. Step 6: Final answer
    x = 56,482.46

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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.