Home / 133,538.25-200,019.41-125,686.92

Finding the Fourth Proportional to 133,538.25, 200,019.41 and 125,686.92

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Solution

The fourth proportional to 133,538.25, 200,019.41 and 125,686.92 is: 188,259.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,538.25 : 200,019.41 = 125,686.92 : x
  2. Step 2: Convert to fraction form
    133,538.25/200,019.41 = 125,686.92/x
  3. Step 3: Cross multiply
    133,538.25x = 200,019.41 × 125,686.92
  4. Step 4: Simplify right side
    133,538.25x = 25,139,822,954.68
  5. Step 5: Solve for x
    x = 25,139,822,954.68/133,538.25
  6. Step 6: Final answer
    x = 188,259.34

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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.