Home / 133,609.59-184,381.31-73,180.22

Finding the Fourth Proportional to 133,609.59, 184,381.31 and 73,180.22

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Solution

The fourth proportional to 133,609.59, 184,381.31 and 73,180.22 is: 100,988.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,609.59 : 184,381.31 = 73,180.22 : x
  2. Step 2: Convert to fraction form
    133,609.59/184,381.31 = 73,180.22/x
  3. Step 3: Cross multiply
    133,609.59x = 184,381.31 × 73,180.22
  4. Step 4: Simplify right side
    133,609.59x = 13,493,064,090.73
  5. Step 5: Solve for x
    x = 13,493,064,090.73/133,609.59
  6. Step 6: Final answer
    x = 100,988.74

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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.