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Finding the Fourth Proportional to 363,713.07, 545,569.61 and 110,994.87

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Solution

The fourth proportional to 363,713.07, 545,569.61 and 110,994.87 is: 166,492.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,713.07 : 545,569.61 = 110,994.87 : x
  2. Step 2: Convert to fraction form
    363,713.07/545,569.61 = 110,994.87/x
  3. Step 3: Cross multiply
    363,713.07x = 545,569.61 × 110,994.87
  4. Step 4: Simplify right side
    363,713.07x = 60,555,427,937.90
  5. Step 5: Solve for x
    x = 60,555,427,937.90/363,713.07
  6. Step 6: Final answer
    x = 166,492.31

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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.