Home / 75,676.81-113,514.90-23,086.12

Finding the Fourth Proportional to 75,676.81, 113,514.90 and 23,086.12

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Solution

The fourth proportional to 75,676.81, 113,514.90 and 23,086.12 is: 34,629.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,676.81 : 113,514.90 = 23,086.12 : x
  2. Step 2: Convert to fraction form
    75,676.81/113,514.90 = 23,086.12/x
  3. Step 3: Cross multiply
    75,676.81x = 113,514.90 × 23,086.12
  4. Step 4: Simplify right side
    75,676.81x = 2,620,618,603.19
  5. Step 5: Solve for x
    x = 2,620,618,603.19/75,676.81
  6. Step 6: Final answer
    x = 34,629.08

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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.