Home / 135,948.52-187,533.39-126,326.56

Finding the Fourth Proportional to 135,948.52, 187,533.39 and 126,326.56

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Solution

The fourth proportional to 135,948.52, 187,533.39 and 126,326.56 is: 174,260.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,948.52 : 187,533.39 = 126,326.56 : x
  2. Step 2: Convert to fraction form
    135,948.52/187,533.39 = 126,326.56/x
  3. Step 3: Cross multiply
    135,948.52x = 187,533.39 × 126,326.56
  4. Step 4: Simplify right side
    135,948.52x = 23,690,448,043.84
  5. Step 5: Solve for x
    x = 23,690,448,043.84/135,948.52
  6. Step 6: Final answer
    x = 174,260.43

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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.