Home / 82,649.40-123,971.19-35,902.27

Finding the Fourth Proportional to 82,649.40, 123,971.19 and 35,902.27

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Solution

The fourth proportional to 82,649.40, 123,971.19 and 35,902.27 is: 53,852.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,649.40 : 123,971.19 = 35,902.27 : x
  2. Step 2: Convert to fraction form
    82,649.40/123,971.19 = 35,902.27/x
  3. Step 3: Cross multiply
    82,649.40x = 123,971.19 × 35,902.27
  4. Step 4: Simplify right side
    82,649.40x = 4,450,847,135.60
  5. Step 5: Solve for x
    x = 4,450,847,135.60/82,649.40
  6. Step 6: Final answer
    x = 53,852.14

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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.