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Finding the Fourth Proportional to 133,917.60, 184,808.22 and 73,487.16

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Solution

The fourth proportional to 133,917.60, 184,808.22 and 73,487.16 is: 101,413.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,917.60 : 184,808.22 = 73,487.16 : x
  2. Step 2: Convert to fraction form
    133,917.60/184,808.22 = 73,487.16/x
  3. Step 3: Cross multiply
    133,917.60x = 184,808.22 × 73,487.16
  4. Step 4: Simplify right side
    133,917.60x = 13,581,031,232.46
  5. Step 5: Solve for x
    x = 13,581,031,232.46/133,917.60
  6. Step 6: Final answer
    x = 101,413.34

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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.