Home / 167,431.55-251,160.19-47,486.42

Finding the Fourth Proportional to 167,431.55, 251,160.19 and 47,486.42

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Solution

The fourth proportional to 167,431.55, 251,160.19 and 47,486.42 is: 71,233.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,431.55 : 251,160.19 = 47,486.42 : x
  2. Step 2: Convert to fraction form
    167,431.55/251,160.19 = 47,486.42/x
  3. Step 3: Cross multiply
    167,431.55x = 251,160.19 × 47,486.42
  4. Step 4: Simplify right side
    167,431.55x = 11,926,696,895.10
  5. Step 5: Solve for x
    x = 11,926,696,895.10/167,431.55
  6. Step 6: Final answer
    x = 71,233.27

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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.