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Finding the Fourth Proportional to 133,779.34, 184,617.57 and 73,355.50

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Solution

The fourth proportional to 133,779.34, 184,617.57 and 73,355.50 is: 101,231.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,779.34 : 184,617.57 = 73,355.50 : x
  2. Step 2: Convert to fraction form
    133,779.34/184,617.57 = 73,355.50/x
  3. Step 3: Cross multiply
    133,779.34x = 184,617.57 × 73,355.50
  4. Step 4: Simplify right side
    133,779.34x = 13,542,714,156.14
  5. Step 5: Solve for x
    x = 13,542,714,156.14/133,779.34
  6. Step 6: Final answer
    x = 101,231.73

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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.