Home / 167,500.98-231,187.80-103,025.63

Finding the Fourth Proportional to 167,500.98, 231,187.80 and 103,025.63

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Solution

The fourth proportional to 167,500.98, 231,187.80 and 103,025.63 is: 142,197.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,500.98 : 231,187.80 = 103,025.63 : x
  2. Step 2: Convert to fraction form
    167,500.98/231,187.80 = 103,025.63/x
  3. Step 3: Cross multiply
    167,500.98x = 231,187.80 × 103,025.63
  4. Step 4: Simplify right side
    167,500.98x = 23,818,269,707.63
  5. Step 5: Solve for x
    x = 23,818,269,707.63/167,500.98
  6. Step 6: Final answer
    x = 142,197.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.