Home / 133,538.39-184,283.01-73,112.87

Finding the Fourth Proportional to 133,538.39, 184,283.01 and 73,112.87

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Solution

The fourth proportional to 133,538.39, 184,283.01 and 73,112.87 is: 100,895.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,538.39 : 184,283.01 = 73,112.87 : x
  2. Step 2: Convert to fraction form
    133,538.39/184,283.01 = 73,112.87/x
  3. Step 3: Cross multiply
    133,538.39x = 184,283.01 × 73,112.87
  4. Step 4: Simplify right side
    133,538.39x = 13,473,458,831.92
  5. Step 5: Solve for x
    x = 13,473,458,831.92/133,538.39
  6. Step 6: Final answer
    x = 100,895.77

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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.