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Finding the Fourth Proportional to 363,394.36, 545,050.01 and 97,175.64

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Solution

The fourth proportional to 363,394.36, 545,050.01 and 97,175.64 is: 145,752.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,394.36 : 545,050.01 = 97,175.64 : x
  2. Step 2: Convert to fraction form
    363,394.36/545,050.01 = 97,175.64/x
  3. Step 3: Cross multiply
    363,394.36x = 545,050.01 × 97,175.64
  4. Step 4: Simplify right side
    363,394.36x = 52,965,583,796.70
  5. Step 5: Solve for x
    x = 52,965,583,796.70/363,394.36
  6. Step 6: Final answer
    x = 145,752.36

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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.