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Finding the Fourth Proportional to 119,894.43, 179,535.03 and 116,346.96

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Solution

The fourth proportional to 119,894.43, 179,535.03 and 116,346.96 is: 174,222.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,894.43 : 179,535.03 = 116,346.96 : x
  2. Step 2: Convert to fraction form
    119,894.43/179,535.03 = 116,346.96/x
  3. Step 3: Cross multiply
    119,894.43x = 179,535.03 × 116,346.96
  4. Step 4: Simplify right side
    119,894.43x = 20,888,354,954.01
  5. Step 5: Solve for x
    x = 20,888,354,954.01/119,894.43
  6. Step 6: Final answer
    x = 174,222.90

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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.