Home / 75,581.10-113,383.84-25,655.94

Finding the Fourth Proportional to 75,581.10, 113,383.84 and 25,655.94

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Solution

The fourth proportional to 75,581.10, 113,383.84 and 25,655.94 is: 38,488.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,581.10 : 113,383.84 = 25,655.94 : x
  2. Step 2: Convert to fraction form
    75,581.10/113,383.84 = 25,655.94/x
  3. Step 3: Cross multiply
    75,581.10x = 113,383.84 × 25,655.94
  4. Step 4: Simplify right side
    75,581.10x = 2,908,968,429.09
  5. Step 5: Solve for x
    x = 2,908,968,429.09/75,581.10
  6. Step 6: Final answer
    x = 38,488.04

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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.