Home / 82,411.68-123,576.62-26,244.47

Finding the Fourth Proportional to 82,411.68, 123,576.62 and 26,244.47

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Solution

The fourth proportional to 82,411.68, 123,576.62 and 26,244.47 is: 39,353.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,411.68 : 123,576.62 = 26,244.47 : x
  2. Step 2: Convert to fraction form
    82,411.68/123,576.62 = 26,244.47/x
  3. Step 3: Cross multiply
    82,411.68x = 123,576.62 × 26,244.47
  4. Step 4: Simplify right side
    82,411.68x = 3,243,202,147.19
  5. Step 5: Solve for x
    x = 3,243,202,147.19/82,411.68
  6. Step 6: Final answer
    x = 39,353.67

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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.