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Finding the Fourth Proportional to 334,057.92, 501,073.92 and 109,435.20

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Solution

The fourth proportional to 334,057.92, 501,073.92 and 109,435.20 is: 164,148.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,057.92 : 501,073.92 = 109,435.20 : x
  2. Step 2: Convert to fraction form
    334,057.92/501,073.92 = 109,435.20/x
  3. Step 3: Cross multiply
    334,057.92x = 501,073.92 × 109,435.20
  4. Step 4: Simplify right side
    334,057.92x = 54,835,124,649.98
  5. Step 5: Solve for x
    x = 54,835,124,649.98/334,057.92
  6. Step 6: Final answer
    x = 164,148.55

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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.