Home / 133,708.93-184,400.55-82,713.56

Finding the Fourth Proportional to 133,708.93, 184,400.55 and 82,713.56

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Solution

The fourth proportional to 133,708.93, 184,400.55 and 82,713.56 is: 114,071.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,708.93 : 184,400.55 = 82,713.56 : x
  2. Step 2: Convert to fraction form
    133,708.93/184,400.55 = 82,713.56/x
  3. Step 3: Cross multiply
    133,708.93x = 184,400.55 × 82,713.56
  4. Step 4: Simplify right side
    133,708.93x = 15,252,425,034.46
  5. Step 5: Solve for x
    x = 15,252,425,034.46/133,708.93
  6. Step 6: Final answer
    x = 114,071.85

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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.