Home / 167,955.42-251,968.67-55,629.28

Finding the Fourth Proportional to 167,955.42, 251,968.67 and 55,629.28

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Solution

The fourth proportional to 167,955.42, 251,968.67 and 55,629.28 is: 83,455.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,955.42 : 251,968.67 = 55,629.28 : x
  2. Step 2: Convert to fraction form
    167,955.42/251,968.67 = 55,629.28/x
  3. Step 3: Cross multiply
    167,955.42x = 251,968.67 × 55,629.28
  4. Step 4: Simplify right side
    167,955.42x = 14,016,834,156.67
  5. Step 5: Solve for x
    x = 14,016,834,156.67/167,955.42
  6. Step 6: Final answer
    x = 83,455.68

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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.