Home / 115,421.48-173,119.26-32,321.96

Finding the Fourth Proportional to 115,421.48, 173,119.26 and 32,321.96

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Solution

The fourth proportional to 115,421.48, 173,119.26 and 32,321.96 is: 48,479.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,421.48 : 173,119.26 = 32,321.96 : x
  2. Step 2: Convert to fraction form
    115,421.48/173,119.26 = 32,321.96/x
  3. Step 3: Cross multiply
    115,421.48x = 173,119.26 × 32,321.96
  4. Step 4: Simplify right side
    115,421.48x = 5,595,553,796.95
  5. Step 5: Solve for x
    x = 5,595,553,796.95/115,421.48
  6. Step 6: Final answer
    x = 48,479.31

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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.