Home / 254,863.19-351,720.23-140,150.59

Finding the Fourth Proportional to 254,863.19, 351,720.23 and 140,150.59

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Solution

The fourth proportional to 254,863.19, 351,720.23 and 140,150.59 is: 193,412.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,863.19 : 351,720.23 = 140,150.59 : x
  2. Step 2: Convert to fraction form
    254,863.19/351,720.23 = 140,150.59/x
  3. Step 3: Cross multiply
    254,863.19x = 351,720.23 × 140,150.59
  4. Step 4: Simplify right side
    254,863.19x = 49,293,796,169.38
  5. Step 5: Solve for x
    x = 49,293,796,169.38/254,863.19
  6. Step 6: Final answer
    x = 193,412.77

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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.