Home / 167,334.12-251,055.86-67,442.90

Finding the Fourth Proportional to 167,334.12, 251,055.86 and 67,442.90

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Solution

The fourth proportional to 167,334.12, 251,055.86 and 67,442.90 is: 101,186.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,334.12 : 251,055.86 = 67,442.90 : x
  2. Step 2: Convert to fraction form
    167,334.12/251,055.86 = 67,442.90/x
  3. Step 3: Cross multiply
    167,334.12x = 251,055.86 × 67,442.90
  4. Step 4: Simplify right side
    167,334.12x = 16,931,933,667.90
  5. Step 5: Solve for x
    x = 16,931,933,667.90/167,334.12
  6. Step 6: Final answer
    x = 101,186.38

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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.