Home / 167,899.85-251,789.28-55,559.33

Finding the Fourth Proportional to 167,899.85, 251,789.28 and 55,559.33

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Solution

The fourth proportional to 167,899.85, 251,789.28 and 55,559.33 is: 83,318.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,899.85 : 251,789.28 = 55,559.33 : x
  2. Step 2: Convert to fraction form
    167,899.85/251,789.28 = 55,559.33/x
  3. Step 3: Cross multiply
    167,899.85x = 251,789.28 × 55,559.33
  4. Step 4: Simplify right side
    167,899.85x = 13,989,243,697.98
  5. Step 5: Solve for x
    x = 13,989,243,697.98/167,899.85
  6. Step 6: Final answer
    x = 83,318.98

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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.