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Finding the Fourth Proportional to 254,596.92, 351,354.87 and 141,419.67

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Solution

The fourth proportional to 254,596.92, 351,354.87 and 141,419.67 is: 195,165.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,596.92 : 351,354.87 = 141,419.67 : x
  2. Step 2: Convert to fraction form
    254,596.92/351,354.87 = 141,419.67/x
  3. Step 3: Cross multiply
    254,596.92x = 351,354.87 × 141,419.67
  4. Step 4: Simplify right side
    254,596.92x = 49,688,489,768.29
  5. Step 5: Solve for x
    x = 49,688,489,768.29/254,596.92
  6. Step 6: Final answer
    x = 195,165.32

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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.