Home / 49,212.42-67,918.14-29,075.82

Finding the Fourth Proportional to 49,212.42, 67,918.14 and 29,075.82

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Solution

The fourth proportional to 49,212.42, 67,918.14 and 29,075.82 is: 40,127.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,212.42 : 67,918.14 = 29,075.82 : x
  2. Step 2: Convert to fraction form
    49,212.42/67,918.14 = 29,075.82/x
  3. Step 3: Cross multiply
    49,212.42x = 67,918.14 × 29,075.82
  4. Step 4: Simplify right side
    49,212.42x = 1,974,775,613.37
  5. Step 5: Solve for x
    x = 1,974,775,613.37/49,212.42
  6. Step 6: Final answer
    x = 40,127.59

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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.