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Finding the Fourth Proportional to 167,354.46, 251,019 and 55,038.33

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Solution

The fourth proportional to 167,354.46, 251,019 and 55,038.33 is: 82,553.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,354.46 : 251,019 = 55,038.33 : x
  2. Step 2: Convert to fraction form
    167,354.46/251,019 = 55,038.33/x
  3. Step 3: Cross multiply
    167,354.46x = 251,019 × 55,038.33
  4. Step 4: Simplify right side
    167,354.46x = 13,815,666,558.27
  5. Step 5: Solve for x
    x = 13,815,666,558.27/167,354.46
  6. Step 6: Final answer
    x = 82,553.32

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1.5x scale

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.