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Finding the Fourth Proportional to 133,748.52, 184,572.54 and 73,321.68

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Solution

The fourth proportional to 133,748.52, 184,572.54 and 73,321.68 is: 101,183.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,748.52 : 184,572.54 = 73,321.68 : x
  2. Step 2: Convert to fraction form
    133,748.52/184,572.54 = 73,321.68/x
  3. Step 3: Cross multiply
    133,748.52x = 184,572.54 × 73,321.68
  4. Step 4: Simplify right side
    133,748.52x = 13,533,168,714.67
  5. Step 5: Solve for x
    x = 13,533,168,714.67/133,748.52
  6. Step 6: Final answer
    x = 101,183.69

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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.