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Finding the Fourth Proportional to 133,654.78, 184,451.34 and 73,225.54

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Solution

The fourth proportional to 133,654.78, 184,451.34 and 73,225.54 is: 101,055.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,654.78 : 184,451.34 = 73,225.54 : x
  2. Step 2: Convert to fraction form
    133,654.78/184,451.34 = 73,225.54/x
  3. Step 3: Cross multiply
    133,654.78x = 184,451.34 × 73,225.54
  4. Step 4: Simplify right side
    133,654.78x = 13,506,548,975.22
  5. Step 5: Solve for x
    x = 13,506,548,975.22/133,654.78
  6. Step 6: Final answer
    x = 101,055.49

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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.