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Finding the Fourth Proportional to 133,203.14, 183,820.30 and 73,587.14

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Solution

The fourth proportional to 133,203.14, 183,820.30 and 73,587.14 is: 101,550.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,203.14 : 183,820.30 = 73,587.14 : x
  2. Step 2: Convert to fraction form
    133,203.14/183,820.30 = 73,587.14/x
  3. Step 3: Cross multiply
    133,203.14x = 183,820.30 × 73,587.14
  4. Step 4: Simplify right side
    133,203.14x = 13,526,810,150.94
  5. Step 5: Solve for x
    x = 13,526,810,150.94/133,203.14
  6. Step 6: Final answer
    x = 101,550.23

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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.