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Finding the Fourth Proportional to 333,813.95, 500,751.80 and 109,175.64

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Solution

The fourth proportional to 333,813.95, 500,751.80 and 109,175.64 is: 163,773.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,813.95 : 500,751.80 = 109,175.64 : x
  2. Step 2: Convert to fraction form
    333,813.95/500,751.80 = 109,175.64/x
  3. Step 3: Cross multiply
    333,813.95x = 500,751.80 × 109,175.64
  4. Step 4: Simplify right side
    333,813.95x = 54,669,898,246.15
  5. Step 5: Solve for x
    x = 54,669,898,246.15/333,813.95
  6. Step 6: Final answer
    x = 163,773.56

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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.