Home / 74,933.06-112,389.87-35,515.22

Finding the Fourth Proportional to 74,933.06, 112,389.87 and 35,515.22

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Solution

The fourth proportional to 74,933.06, 112,389.87 and 35,515.22 is: 53,268.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,933.06 : 112,389.87 = 35,515.22 : x
  2. Step 2: Convert to fraction form
    74,933.06/112,389.87 = 35,515.22/x
  3. Step 3: Cross multiply
    74,933.06x = 112,389.87 × 35,515.22
  4. Step 4: Simplify right side
    74,933.06x = 3,991,550,958.82
  5. Step 5: Solve for x
    x = 3,991,550,958.82/74,933.06
  6. Step 6: Final answer
    x = 53,268.22

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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.