Home / 254,737.47-351,540.78-140,015.33

Finding the Fourth Proportional to 254,737.47, 351,540.78 and 140,015.33

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Solution

The fourth proportional to 254,737.47, 351,540.78 and 140,015.33 is: 193,222.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,737.47 : 351,540.78 = 140,015.33 : x
  2. Step 2: Convert to fraction form
    254,737.47/351,540.78 = 140,015.33/x
  3. Step 3: Cross multiply
    254,737.47x = 351,540.78 × 140,015.33
  4. Step 4: Simplify right side
    254,737.47x = 49,221,098,012.99
  5. Step 5: Solve for x
    x = 49,221,098,012.99/254,737.47
  6. Step 6: Final answer
    x = 193,222.84

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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.