Home / 200,135.12-300,184.07-56,053.96

Finding the Fourth Proportional to 200,135.12, 300,184.07 and 56,053.96

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Solution

The fourth proportional to 200,135.12, 300,184.07 and 56,053.96 is: 84,075.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,135.12 : 300,184.07 = 56,053.96 : x
  2. Step 2: Convert to fraction form
    200,135.12/300,184.07 = 56,053.96/x
  3. Step 3: Cross multiply
    200,135.12x = 300,184.07 × 56,053.96
  4. Step 4: Simplify right side
    200,135.12x = 16,826,505,852.42
  5. Step 5: Solve for x
    x = 16,826,505,852.42/200,135.12
  6. Step 6: Final answer
    x = 84,075.73

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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.