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Finding the Fourth Proportional to 240,698.64, 332,174.50 and 133,268.67

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Solution

The fourth proportional to 240,698.64, 332,174.50 and 133,268.67 is: 183,916.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,698.64 : 332,174.50 = 133,268.67 : x
  2. Step 2: Convert to fraction form
    240,698.64/332,174.50 = 133,268.67/x
  3. Step 3: Cross multiply
    240,698.64x = 332,174.50 × 133,268.67
  4. Step 4: Simplify right side
    240,698.64x = 44,268,453,822.92
  5. Step 5: Solve for x
    x = 44,268,453,822.92/240,698.64
  6. Step 6: Final answer
    x = 183,916.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.