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Finding the Fourth Proportional to 133,460.92, 184,188.63 and 79,744.80

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Solution

The fourth proportional to 133,460.92, 184,188.63 and 79,744.80 is: 110,055.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,460.92 : 184,188.63 = 79,744.80 : x
  2. Step 2: Convert to fraction form
    133,460.92/184,188.63 = 79,744.80/x
  3. Step 3: Cross multiply
    133,460.92x = 184,188.63 × 79,744.80
  4. Step 4: Simplify right side
    133,460.92x = 14,688,086,451.37
  5. Step 5: Solve for x
    x = 14,688,086,451.37/133,460.92
  6. Step 6: Final answer
    x = 110,055.34

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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.