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Finding the Fourth Proportional to 247,260, 341,220.94 and 134,082.76

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Solution

The fourth proportional to 247,260, 341,220.94 and 134,082.76 is: 185,035.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,260 : 341,220.94 = 134,082.76 : x
  2. Step 2: Convert to fraction form
    247,260/341,220.94 = 134,082.76/x
  3. Step 3: Cross multiply
    247,260x = 341,220.94 × 134,082.76
  4. Step 4: Simplify right side
    247,260x = 45,751,845,404.99
  5. Step 5: Solve for x
    x = 45,751,845,404.99/247,260
  6. Step 6: Final answer
    x = 185,035.37

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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.