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Finding the Fourth Proportional to 133,656.81, 184,446.39 and 73,229.74

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Solution

The fourth proportional to 133,656.81, 184,446.39 and 73,229.74 is: 101,057.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,656.81 : 184,446.39 = 73,229.74 : x
  2. Step 2: Convert to fraction form
    133,656.81/184,446.39 = 73,229.74/x
  3. Step 3: Cross multiply
    133,656.81x = 184,446.39 × 73,229.74
  4. Step 4: Simplify right side
    133,656.81x = 13,506,961,688.81
  5. Step 5: Solve for x
    x = 13,506,961,688.81/133,656.81
  6. Step 6: Final answer
    x = 101,057.04

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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.