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Finding the Fourth Proportional to 241,122.42, 332,748.36 and 133,689.72

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Solution

The fourth proportional to 241,122.42, 332,748.36 and 133,689.72 is: 184,491.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,122.42 : 332,748.36 = 133,689.72 : x
  2. Step 2: Convert to fraction form
    241,122.42/332,748.36 = 133,689.72/x
  3. Step 3: Cross multiply
    241,122.42x = 332,748.36 × 133,689.72
  4. Step 4: Simplify right side
    241,122.42x = 44,485,035,078.86
  5. Step 5: Solve for x
    x = 44,485,035,078.86/241,122.42
  6. Step 6: Final answer
    x = 184,491.49

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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.