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Finding the Fourth Proportional to 235,393.92, 353,093.04 and 167,640.12

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Solution

The fourth proportional to 235,393.92, 353,093.04 and 167,640.12 is: 251,461.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,393.92 : 353,093.04 = 167,640.12 : x
  2. Step 2: Convert to fraction form
    235,393.92/353,093.04 = 167,640.12/x
  3. Step 3: Cross multiply
    235,393.92x = 353,093.04 × 167,640.12
  4. Step 4: Simplify right side
    235,393.92x = 59,192,559,596.76
  5. Step 5: Solve for x
    x = 59,192,559,596.76/235,393.92
  6. Step 6: Final answer
    x = 251,461.72

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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.