Home / 254,860.53-351,715.19-140,133.24

Finding the Fourth Proportional to 254,860.53, 351,715.19 and 140,133.24

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Solution

The fourth proportional to 254,860.53, 351,715.19 and 140,133.24 is: 193,388.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,860.53 : 351,715.19 = 140,133.24 : x
  2. Step 2: Convert to fraction form
    254,860.53/351,715.19 = 140,133.24/x
  3. Step 3: Cross multiply
    254,860.53x = 351,715.19 × 140,133.24
  4. Step 4: Simplify right side
    254,860.53x = 49,286,988,431.25
  5. Step 5: Solve for x
    x = 49,286,988,431.25/254,860.53
  6. Step 6: Final answer
    x = 193,388.08

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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.