Home / 127,712.24-191,579.36-32,941.60

Finding the Fourth Proportional to 127,712.24, 191,579.36 and 32,941.60

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Solution

The fourth proportional to 127,712.24, 191,579.36 and 32,941.60 is: 49,415.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,712.24 : 191,579.36 = 32,941.60 : x
  2. Step 2: Convert to fraction form
    127,712.24/191,579.36 = 32,941.60/x
  3. Step 3: Cross multiply
    127,712.24x = 191,579.36 × 32,941.60
  4. Step 4: Simplify right side
    127,712.24x = 6,310,930,645.38
  5. Step 5: Solve for x
    x = 6,310,930,645.38/127,712.24
  6. Step 6: Final answer
    x = 49,415.24

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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.