Home / 133,559.30-184,306.11-73,128.84

Finding the Fourth Proportional to 133,559.30, 184,306.11 and 73,128.84

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Solution

The fourth proportional to 133,559.30, 184,306.11 and 73,128.84 is: 100,914.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,559.30 : 184,306.11 = 73,128.84 : x
  2. Step 2: Convert to fraction form
    133,559.30/184,306.11 = 73,128.84/x
  3. Step 3: Cross multiply
    133,559.30x = 184,306.11 × 73,128.84
  4. Step 4: Simplify right side
    133,559.30x = 13,478,092,029.21
  5. Step 5: Solve for x
    x = 13,478,092,029.21/133,559.30
  6. Step 6: Final answer
    x = 100,914.67

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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.