Home / 240,179.07-331,418.34-132,734.46

Finding the Fourth Proportional to 240,179.07, 331,418.34 and 132,734.46

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Solution

The fourth proportional to 240,179.07, 331,418.34 and 132,734.46 is: 183,157.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,179.07 : 331,418.34 = 132,734.46 : x
  2. Step 2: Convert to fraction form
    240,179.07/331,418.34 = 132,734.46/x
  3. Step 3: Cross multiply
    240,179.07x = 331,418.34 × 132,734.46
  4. Step 4: Simplify right side
    240,179.07x = 43,990,634,394.00
  5. Step 5: Solve for x
    x = 43,990,634,394.00/240,179.07
  6. Step 6: Final answer
    x = 183,157.65

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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.