Home / 75,458.12-113,166.92-35,936.60

Finding the Fourth Proportional to 75,458.12, 113,166.92 and 35,936.60

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Solution

The fourth proportional to 75,458.12, 113,166.92 and 35,936.60 is: 53,895.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,458.12 : 113,166.92 = 35,936.60 : x
  2. Step 2: Convert to fraction form
    75,458.12/113,166.92 = 35,936.60/x
  3. Step 3: Cross multiply
    75,458.12x = 113,166.92 × 35,936.60
  4. Step 4: Simplify right side
    75,458.12x = 4,066,833,861.28
  5. Step 5: Solve for x
    x = 4,066,833,861.28/75,458.12
  6. Step 6: Final answer
    x = 53,895.25

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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.