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Finding the Fourth Proportional to 133,714.80, 184,525.29 and 73,284.21

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Solution

The fourth proportional to 133,714.80, 184,525.29 and 73,284.21 is: 101,131.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,714.80 : 184,525.29 = 73,284.21 : x
  2. Step 2: Convert to fraction form
    133,714.80/184,525.29 = 73,284.21/x
  3. Step 3: Cross multiply
    133,714.80x = 184,525.29 × 73,284.21
  4. Step 4: Simplify right side
    133,714.80x = 13,522,790,102.67
  5. Step 5: Solve for x
    x = 13,522,790,102.67/133,714.80
  6. Step 6: Final answer
    x = 101,131.59

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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.