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Finding the Fourth Proportional to 264,608.56, 365,162.34 and 143,750.76

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Solution

The fourth proportional to 264,608.56, 365,162.34 and 143,750.76 is: 198,377.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,608.56 : 365,162.34 = 143,750.76 : x
  2. Step 2: Convert to fraction form
    264,608.56/365,162.34 = 143,750.76/x
  3. Step 3: Cross multiply
    264,608.56x = 365,162.34 × 143,750.76
  4. Step 4: Simplify right side
    264,608.56x = 52,492,363,898.38
  5. Step 5: Solve for x
    x = 52,492,363,898.38/264,608.56
  6. Step 6: Final answer
    x = 198,377.42

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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.