Home / 82,594.90-123,887.33-29,289.51

Finding the Fourth Proportional to 82,594.90, 123,887.33 and 29,289.51

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Solution

The fourth proportional to 82,594.90, 123,887.33 and 29,289.51 is: 43,932.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,594.90 : 123,887.33 = 29,289.51 : x
  2. Step 2: Convert to fraction form
    82,594.90/123,887.33 = 29,289.51/x
  3. Step 3: Cross multiply
    82,594.90x = 123,887.33 × 29,289.51
  4. Step 4: Simplify right side
    82,594.90x = 3,628,599,190.91
  5. Step 5: Solve for x
    x = 3,628,599,190.91/82,594.90
  6. Step 6: Final answer
    x = 43,932.49

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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.