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Finding the Fourth Proportional to 119,696.67, 179,525.56 and 56,516.67

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Solution

The fourth proportional to 119,696.67, 179,525.56 and 56,516.67 is: 84,765.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,696.67 : 179,525.56 = 56,516.67 : x
  2. Step 2: Convert to fraction form
    119,696.67/179,525.56 = 56,516.67/x
  3. Step 3: Cross multiply
    119,696.67x = 179,525.56 × 56,516.67
  4. Step 4: Simplify right side
    119,696.67x = 10,146,186,831.09
  5. Step 5: Solve for x
    x = 10,146,186,831.09/119,696.67
  6. Step 6: Final answer
    x = 84,765.82

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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.