Home / 123,026.80-184,441.65-113,185.30

Finding the Fourth Proportional to 123,026.80, 184,441.65 and 113,185.30

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Solution

The fourth proportional to 123,026.80, 184,441.65 and 113,185.30 is: 169,687.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,026.80 : 184,441.65 = 113,185.30 : x
  2. Step 2: Convert to fraction form
    123,026.80/184,441.65 = 113,185.30/x
  3. Step 3: Cross multiply
    123,026.80x = 184,441.65 × 113,185.30
  4. Step 4: Simplify right side
    123,026.80x = 20,876,083,487.75
  5. Step 5: Solve for x
    x = 20,876,083,487.75/123,026.80
  6. Step 6: Final answer
    x = 169,687.28

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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.