Home / 263,545.27-363,692.03-142,686.56

Finding the Fourth Proportional to 263,545.27, 363,692.03 and 142,686.56

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Solution

The fourth proportional to 263,545.27, 363,692.03 and 142,686.56 is: 196,907.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,545.27 : 363,692.03 = 142,686.56 : x
  2. Step 2: Convert to fraction form
    263,545.27/363,692.03 = 142,686.56/x
  3. Step 3: Cross multiply
    263,545.27x = 363,692.03 × 142,686.56
  4. Step 4: Simplify right side
    263,545.27x = 51,893,964,855.91
  5. Step 5: Solve for x
    x = 51,893,964,855.91/263,545.27
  6. Step 6: Final answer
    x = 196,907.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.