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Finding the Fourth Proportional to 346,063.73, 519,092.46 and 109,406.48

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Solution

The fourth proportional to 346,063.73, 519,092.46 and 109,406.48 is: 164,108.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,063.73 : 519,092.46 = 109,406.48 : x
  2. Step 2: Convert to fraction form
    346,063.73/519,092.46 = 109,406.48/x
  3. Step 3: Cross multiply
    346,063.73x = 519,092.46 × 109,406.48
  4. Step 4: Simplify right side
    346,063.73x = 56,792,076,247.68
  5. Step 5: Solve for x
    x = 56,792,076,247.68/346,063.73
  6. Step 6: Final answer
    x = 164,108.72

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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.