Home / 125,650.51-173,399.04-68,289.84

Finding the Fourth Proportional to 125,650.51, 173,399.04 and 68,289.84

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Solution

The fourth proportional to 125,650.51, 173,399.04 and 68,289.84 is: 94,240.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,650.51 : 173,399.04 = 68,289.84 : x
  2. Step 2: Convert to fraction form
    125,650.51/173,399.04 = 68,289.84/x
  3. Step 3: Cross multiply
    125,650.51x = 173,399.04 × 68,289.84
  4. Step 4: Simplify right side
    125,650.51x = 11,841,392,697.75
  5. Step 5: Solve for x
    x = 11,841,392,697.75/125,650.51
  6. Step 6: Final answer
    x = 94,240.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.