Home / 133,484.83-184,205.34-79,039.74

Finding the Fourth Proportional to 133,484.83, 184,205.34 and 79,039.74

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Solution

The fourth proportional to 133,484.83, 184,205.34 and 79,039.74 is: 109,072.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,484.83 : 184,205.34 = 79,039.74 : x
  2. Step 2: Convert to fraction form
    133,484.83/184,205.34 = 79,039.74/x
  3. Step 3: Cross multiply
    133,484.83x = 184,205.34 × 79,039.74
  4. Step 4: Simplify right side
    133,484.83x = 14,559,542,180.21
  5. Step 5: Solve for x
    x = 14,559,542,180.21/133,484.83
  6. Step 6: Final answer
    x = 109,072.64

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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.