Home / 130,876.34-196,289.66-36,083.09

Finding the Fourth Proportional to 130,876.34, 196,289.66 and 36,083.09

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Solution

The fourth proportional to 130,876.34, 196,289.66 and 36,083.09 is: 54,117.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,876.34 : 196,289.66 = 36,083.09 : x
  2. Step 2: Convert to fraction form
    130,876.34/196,289.66 = 36,083.09/x
  3. Step 3: Cross multiply
    130,876.34x = 196,289.66 × 36,083.09
  4. Step 4: Simplify right side
    130,876.34x = 7,082,736,305.99
  5. Step 5: Solve for x
    x = 7,082,736,305.99/130,876.34
  6. Step 6: Final answer
    x = 54,117.78

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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.