Home / 75,742.56-113,614.16-23,151.84

Finding the Fourth Proportional to 75,742.56, 113,614.16 and 23,151.84

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Solution

The fourth proportional to 75,742.56, 113,614.16 and 23,151.84 is: 34,727.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,742.56 : 113,614.16 = 23,151.84 : x
  2. Step 2: Convert to fraction form
    75,742.56/113,614.16 = 23,151.84/x
  3. Step 3: Cross multiply
    75,742.56x = 113,614.16 × 23,151.84
  4. Step 4: Simplify right side
    75,742.56x = 2,630,376,854.05
  5. Step 5: Solve for x
    x = 2,630,376,854.05/75,742.56
  6. Step 6: Final answer
    x = 34,727.86

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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.