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Finding the Fourth Proportional to 133,509.67, 184,237.44 and 73,082.86

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Solution

The fourth proportional to 133,509.67, 184,237.44 and 73,082.86 is: 100,851.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,509.67 : 184,237.44 = 73,082.86 : x
  2. Step 2: Convert to fraction form
    133,509.67/184,237.44 = 73,082.86/x
  3. Step 3: Cross multiply
    133,509.67x = 184,237.44 × 73,082.86
  4. Step 4: Simplify right side
    133,509.67x = 13,464,598,299.62
  5. Step 5: Solve for x
    x = 13,464,598,299.62/133,509.67
  6. Step 6: Final answer
    x = 100,851.11

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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.