Home / 119,856.29-179,864.70-49,735.67

Finding the Fourth Proportional to 119,856.29, 179,864.70 and 49,735.67

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Solution

The fourth proportional to 119,856.29, 179,864.70 and 49,735.67 is: 74,636.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,856.29 : 179,864.70 = 49,735.67 : x
  2. Step 2: Convert to fraction form
    119,856.29/179,864.70 = 49,735.67/x
  3. Step 3: Cross multiply
    119,856.29x = 179,864.70 × 49,735.67
  4. Step 4: Simplify right side
    119,856.29x = 8,945,691,115.17
  5. Step 5: Solve for x
    x = 8,945,691,115.17/119,856.29
  6. Step 6: Final answer
    x = 74,636.81

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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.