Home / 297,739.07-446,357.54-129,132.41

Finding the Fourth Proportional to 297,739.07, 446,357.54 and 129,132.41

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Solution

The fourth proportional to 297,739.07, 446,357.54 and 129,132.41 is: 193,589.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,739.07 : 446,357.54 = 129,132.41 : x
  2. Step 2: Convert to fraction form
    297,739.07/446,357.54 = 129,132.41/x
  3. Step 3: Cross multiply
    297,739.07x = 446,357.54 × 129,132.41
  4. Step 4: Simplify right side
    297,739.07x = 57,639,224,737.31
  5. Step 5: Solve for x
    x = 57,639,224,737.31/297,739.07
  6. Step 6: Final answer
    x = 193,589.72

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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.