Home / 90,536.87-135,806.31-27,357.51

Finding the Fourth Proportional to 90,536.87, 135,806.31 and 27,357.51

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Solution

The fourth proportional to 90,536.87, 135,806.31 and 27,357.51 is: 41,036.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,536.87 : 135,806.31 = 27,357.51 : x
  2. Step 2: Convert to fraction form
    90,536.87/135,806.31 = 27,357.51/x
  3. Step 3: Cross multiply
    90,536.87x = 135,806.31 × 27,357.51
  4. Step 4: Simplify right side
    90,536.87x = 3,715,322,483.89
  5. Step 5: Solve for x
    x = 3,715,322,483.89/90,536.87
  6. Step 6: Final answer
    x = 41,036.57

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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.