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Finding the Fourth Proportional to 133,460.68, 184,175.70 and 73,031.30

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Solution

The fourth proportional to 133,460.68, 184,175.70 and 73,031.30 is: 100,783.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,460.68 : 184,175.70 = 73,031.30 : x
  2. Step 2: Convert to fraction form
    133,460.68/184,175.70 = 73,031.30/x
  3. Step 3: Cross multiply
    133,460.68x = 184,175.70 × 73,031.30
  4. Step 4: Simplify right side
    133,460.68x = 13,450,591,331.31
  5. Step 5: Solve for x
    x = 13,450,591,331.31/133,460.68
  6. Step 6: Final answer
    x = 100,783.18

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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.