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Finding the Fourth Proportional to 199,329.66, 298,996.02 and 72,973.89

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Solution

The fourth proportional to 199,329.66, 298,996.02 and 72,973.89 is: 109,461.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,329.66 : 298,996.02 = 72,973.89 : x
  2. Step 2: Convert to fraction form
    199,329.66/298,996.02 = 72,973.89/x
  3. Step 3: Cross multiply
    199,329.66x = 298,996.02 × 72,973.89
  4. Step 4: Simplify right side
    199,329.66x = 21,818,902,673.92
  5. Step 5: Solve for x
    x = 21,818,902,673.92/199,329.66
  6. Step 6: Final answer
    x = 109,461.40

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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.