Home / 119,738.50-179,608.65-53,160.76

Finding the Fourth Proportional to 119,738.50, 179,608.65 and 53,160.76

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Solution

The fourth proportional to 119,738.50, 179,608.65 and 53,160.76 is: 79,741.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,738.50 : 179,608.65 = 53,160.76 : x
  2. Step 2: Convert to fraction form
    119,738.50/179,608.65 = 53,160.76/x
  3. Step 3: Cross multiply
    119,738.50x = 179,608.65 × 53,160.76
  4. Step 4: Simplify right side
    119,738.50x = 9,548,132,336.57
  5. Step 5: Solve for x
    x = 9,548,132,336.57/119,738.50
  6. Step 6: Final answer
    x = 79,741.54

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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.