Home / 133,450.22-184,155.90-79,764.86

Finding the Fourth Proportional to 133,450.22, 184,155.90 and 79,764.86

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Solution

The fourth proportional to 133,450.22, 184,155.90 and 79,764.86 is: 110,072.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,450.22 : 184,155.90 = 79,764.86 : x
  2. Step 2: Convert to fraction form
    133,450.22/184,155.90 = 79,764.86/x
  3. Step 3: Cross multiply
    133,450.22x = 184,155.90 × 79,764.86
  4. Step 4: Simplify right side
    133,450.22x = 14,689,169,581.67
  5. Step 5: Solve for x
    x = 14,689,169,581.67/133,450.22
  6. Step 6: Final answer
    x = 110,072.28

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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.