Home / 56,855.31-85,172.14-34,613.52

Finding the Fourth Proportional to 56,855.31, 85,172.14 and 34,613.52

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Solution

The fourth proportional to 56,855.31, 85,172.14 and 34,613.52 is: 51,852.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,855.31 : 85,172.14 = 34,613.52 : x
  2. Step 2: Convert to fraction form
    56,855.31/85,172.14 = 34,613.52/x
  3. Step 3: Cross multiply
    56,855.31x = 85,172.14 × 34,613.52
  4. Step 4: Simplify right side
    56,855.31x = 2,948,107,571.33
  5. Step 5: Solve for x
    x = 2,948,107,571.33/56,855.31
  6. Step 6: Final answer
    x = 51,852.81

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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.