Home / 133,743.68-184,568.32-80,030.96

Finding the Fourth Proportional to 133,743.68, 184,568.32 and 80,030.96

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Solution

The fourth proportional to 133,743.68, 184,568.32 and 80,030.96 is: 110,443.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,743.68 : 184,568.32 = 80,030.96 : x
  2. Step 2: Convert to fraction form
    133,743.68/184,568.32 = 80,030.96/x
  3. Step 3: Cross multiply
    133,743.68x = 184,568.32 × 80,030.96
  4. Step 4: Simplify right side
    133,743.68x = 14,771,179,835.19
  5. Step 5: Solve for x
    x = 14,771,179,835.19/133,743.68
  6. Step 6: Final answer
    x = 110,443.95

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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.