Home / 82,021.01-113,180.90-46,217.39

Finding the Fourth Proportional to 82,021.01, 113,180.90 and 46,217.39

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Solution

The fourth proportional to 82,021.01, 113,180.90 and 46,217.39 is: 63,775.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,021.01 : 113,180.90 = 46,217.39 : x
  2. Step 2: Convert to fraction form
    82,021.01/113,180.90 = 46,217.39/x
  3. Step 3: Cross multiply
    82,021.01x = 113,180.90 × 46,217.39
  4. Step 4: Simplify right side
    82,021.01x = 5,230,924,998.86
  5. Step 5: Solve for x
    x = 5,230,924,998.86/82,021.01
  6. Step 6: Final answer
    x = 63,775.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.