Home / 75,758.23-113,636.60-29,011.11

Finding the Fourth Proportional to 75,758.23, 113,636.60 and 29,011.11

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Solution

The fourth proportional to 75,758.23, 113,636.60 and 29,011.11 is: 43,516.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,758.23 : 113,636.60 = 29,011.11 : x
  2. Step 2: Convert to fraction form
    75,758.23/113,636.60 = 29,011.11/x
  3. Step 3: Cross multiply
    75,758.23x = 113,636.60 × 29,011.11
  4. Step 4: Simplify right side
    75,758.23x = 3,296,723,189.39
  5. Step 5: Solve for x
    x = 3,296,723,189.39/75,758.23
  6. Step 6: Final answer
    x = 43,516.37

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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.