Home / 63,146.80-87,136.38-34,850.66

Finding the Fourth Proportional to 63,146.80, 87,136.38 and 34,850.66

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Solution

The fourth proportional to 63,146.80, 87,136.38 and 34,850.66 is: 48,090.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,146.80 : 87,136.38 = 34,850.66 : x
  2. Step 2: Convert to fraction form
    63,146.80/87,136.38 = 34,850.66/x
  3. Step 3: Cross multiply
    63,146.80x = 87,136.38 × 34,850.66
  4. Step 4: Simplify right side
    63,146.80x = 3,036,760,353.01
  5. Step 5: Solve for x
    x = 3,036,760,353.01/63,146.80
  6. Step 6: Final answer
    x = 48,090.49

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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.