Home / 167,452.14-251,212.79-55,139.06

Finding the Fourth Proportional to 167,452.14, 251,212.79 and 55,139.06

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Solution

The fourth proportional to 167,452.14, 251,212.79 and 55,139.06 is: 82,719.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,452.14 : 251,212.79 = 55,139.06 : x
  2. Step 2: Convert to fraction form
    167,452.14/251,212.79 = 55,139.06/x
  3. Step 3: Cross multiply
    167,452.14x = 251,212.79 × 55,139.06
  4. Step 4: Simplify right side
    167,452.14x = 13,851,637,866.46
  5. Step 5: Solve for x
    x = 13,851,637,866.46/167,452.14
  6. Step 6: Final answer
    x = 82,719.98

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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.