Home / 133,679.83-184,460.65-79,945.24

Finding the Fourth Proportional to 133,679.83, 184,460.65 and 79,945.24

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Solution

The fourth proportional to 133,679.83, 184,460.65 and 79,945.24 is: 110,313.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,679.83 : 184,460.65 = 79,945.24 : x
  2. Step 2: Convert to fraction form
    133,679.83/184,460.65 = 79,945.24/x
  3. Step 3: Cross multiply
    133,679.83x = 184,460.65 × 79,945.24
  4. Step 4: Simplify right side
    133,679.83x = 14,746,750,934.81
  5. Step 5: Solve for x
    x = 14,746,750,934.81/133,679.83
  6. Step 6: Final answer
    x = 110,313.96

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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.