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Finding the Fourth Proportional to 252,820.62, 379,341.57 and 119,795.82

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Solution

The fourth proportional to 252,820.62, 379,341.57 and 119,795.82 is: 179,746.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,820.62 : 379,341.57 = 119,795.82 : x
  2. Step 2: Convert to fraction form
    252,820.62/379,341.57 = 119,795.82/x
  3. Step 3: Cross multiply
    252,820.62x = 379,341.57 × 119,795.82
  4. Step 4: Simplify right side
    252,820.62x = 45,443,534,438.24
  5. Step 5: Solve for x
    x = 45,443,534,438.24/252,820.62
  6. Step 6: Final answer
    x = 179,746.16

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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.