Home / 234,342.26-351,407.46-74,372.12

Finding the Fourth Proportional to 234,342.26, 351,407.46 and 74,372.12

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Solution

The fourth proportional to 234,342.26, 351,407.46 and 74,372.12 is: 111,524.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,342.26 : 351,407.46 = 74,372.12 : x
  2. Step 2: Convert to fraction form
    234,342.26/351,407.46 = 74,372.12/x
  3. Step 3: Cross multiply
    234,342.26x = 351,407.46 × 74,372.12
  4. Step 4: Simplify right side
    234,342.26x = 26,134,917,784.02
  5. Step 5: Solve for x
    x = 26,134,917,784.02/234,342.26
  6. Step 6: Final answer
    x = 111,524.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.