Home / 337,128.31-505,766.34-126,766.26

Finding the Fourth Proportional to 337,128.31, 505,766.34 and 126,766.26

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Solution

The fourth proportional to 337,128.31, 505,766.34 and 126,766.26 is: 190,177.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,128.31 : 505,766.34 = 126,766.26 : x
  2. Step 2: Convert to fraction form
    337,128.31/505,766.34 = 126,766.26/x
  3. Step 3: Cross multiply
    337,128.31x = 505,766.34 × 126,766.26
  4. Step 4: Simplify right side
    337,128.31x = 64,114,107,355.69
  5. Step 5: Solve for x
    x = 64,114,107,355.69/337,128.31
  6. Step 6: Final answer
    x = 190,177.17

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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.