Home / 75,670.44-113,504.63-25,785.30

Finding the Fourth Proportional to 75,670.44, 113,504.63 and 25,785.30

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Solution

The fourth proportional to 75,670.44, 113,504.63 and 25,785.30 is: 38,677.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,670.44 : 113,504.63 = 25,785.30 : x
  2. Step 2: Convert to fraction form
    75,670.44/113,504.63 = 25,785.30/x
  3. Step 3: Cross multiply
    75,670.44x = 113,504.63 × 25,785.30
  4. Step 4: Simplify right side
    75,670.44x = 2,926,751,232.65
  5. Step 5: Solve for x
    x = 2,926,751,232.65/75,670.44
  6. Step 6: Final answer
    x = 38,677.60

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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.