Home / 254,938.95-351,824.34-140,226.45

Finding the Fourth Proportional to 254,938.95, 351,824.34 and 140,226.45

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Solution

The fourth proportional to 254,938.95, 351,824.34 and 140,226.45 is: 193,517.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,938.95 : 351,824.34 = 140,226.45 : x
  2. Step 2: Convert to fraction form
    254,938.95/351,824.34 = 140,226.45/x
  3. Step 3: Cross multiply
    254,938.95x = 351,824.34 × 140,226.45
  4. Step 4: Simplify right side
    254,938.95x = 49,335,078,221.79
  5. Step 5: Solve for x
    x = 49,335,078,221.79/254,938.95
  6. Step 6: Final answer
    x = 193,517.23

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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.