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Finding the Fourth Proportional to 200,500.18, 300,542.91 and 95,239.06

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Solution

The fourth proportional to 200,500.18, 300,542.91 and 95,239.06 is: 142,760.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,500.18 : 300,542.91 = 95,239.06 : x
  2. Step 2: Convert to fraction form
    200,500.18/300,542.91 = 95,239.06/x
  3. Step 3: Cross multiply
    200,500.18x = 300,542.91 × 95,239.06
  4. Step 4: Simplify right side
    200,500.18x = 28,623,424,238.06
  5. Step 5: Solve for x
    x = 28,623,424,238.06/200,500.18
  6. Step 6: Final answer
    x = 142,760.09

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1.5x scale

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.