Home / 75,476.81-113,208.26-25,551.20

Finding the Fourth Proportional to 75,476.81, 113,208.26 and 25,551.20

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Solution

The fourth proportional to 75,476.81, 113,208.26 and 25,551.20 is: 38,324.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,476.81 : 113,208.26 = 25,551.20 : x
  2. Step 2: Convert to fraction form
    75,476.81/113,208.26 = 25,551.20/x
  3. Step 3: Cross multiply
    75,476.81x = 113,208.26 × 25,551.20
  4. Step 4: Simplify right side
    75,476.81x = 2,892,606,199.11
  5. Step 5: Solve for x
    x = 2,892,606,199.11/75,476.81
  6. Step 6: Final answer
    x = 38,324.44

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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.