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Finding the Fourth Proportional to 249,193, 373,945.02 and 101,449

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Solution

The fourth proportional to 249,193, 373,945.02 and 101,449 is: 152,236.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,193 : 373,945.02 = 101,449 : x
  2. Step 2: Convert to fraction form
    249,193/373,945.02 = 101,449/x
  3. Step 3: Cross multiply
    249,193x = 373,945.02 × 101,449
  4. Step 4: Simplify right side
    249,193x = 37,936,348,333.98
  5. Step 5: Solve for x
    x = 37,936,348,333.98/249,193
  6. Step 6: Final answer
    x = 152,236.81

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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.