Home / 84,114.38-126,109.27-50,826.66

Finding the Fourth Proportional to 84,114.38, 126,109.27 and 50,826.66

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Solution

The fourth proportional to 84,114.38, 126,109.27 and 50,826.66 is: 76,202.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,114.38 : 126,109.27 = 50,826.66 : x
  2. Step 2: Convert to fraction form
    84,114.38/126,109.27 = 50,826.66/x
  3. Step 3: Cross multiply
    84,114.38x = 126,109.27 × 50,826.66
  4. Step 4: Simplify right side
    84,114.38x = 6,409,712,579.76
  5. Step 5: Solve for x
    x = 6,409,712,579.76/84,114.38
  6. Step 6: Final answer
    x = 76,202.34

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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.