Home / 126,097.14-188,588.01-112,155.06

Finding the Fourth Proportional to 126,097.14, 188,588.01 and 112,155.06

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Solution

The fourth proportional to 126,097.14, 188,588.01 and 112,155.06 is: 167,736.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,097.14 : 188,588.01 = 112,155.06 : x
  2. Step 2: Convert to fraction form
    126,097.14/188,588.01 = 112,155.06/x
  3. Step 3: Cross multiply
    126,097.14x = 188,588.01 × 112,155.06
  4. Step 4: Simplify right side
    126,097.14x = 21,151,099,576.83
  5. Step 5: Solve for x
    x = 21,151,099,576.83/126,097.14
  6. Step 6: Final answer
    x = 167,736.55

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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.