Home / 75,409.82-113,096.03-25,488.81

Finding the Fourth Proportional to 75,409.82, 113,096.03 and 25,488.81

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Solution

The fourth proportional to 75,409.82, 113,096.03 and 25,488.81 is: 38,226.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,409.82 : 113,096.03 = 25,488.81 : x
  2. Step 2: Convert to fraction form
    75,409.82/113,096.03 = 25,488.81/x
  3. Step 3: Cross multiply
    75,409.82x = 113,096.03 × 25,488.81
  4. Step 4: Simplify right side
    75,409.82x = 2,882,683,220.42
  5. Step 5: Solve for x
    x = 2,882,683,220.42/75,409.82
  6. Step 6: Final answer
    x = 38,226.89

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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.