Home / 133,648.91-184,435.43-79,933.92

Finding the Fourth Proportional to 133,648.91, 184,435.43 and 79,933.92

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Solution

The fourth proportional to 133,648.91, 184,435.43 and 79,933.92 is: 110,308.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,648.91 : 184,435.43 = 79,933.92 : x
  2. Step 2: Convert to fraction form
    133,648.91/184,435.43 = 79,933.92/x
  3. Step 3: Cross multiply
    133,648.91x = 184,435.43 × 79,933.92
  4. Step 4: Simplify right side
    133,648.91x = 14,742,646,507.12
  5. Step 5: Solve for x
    x = 14,742,646,507.12/133,648.91
  6. Step 6: Final answer
    x = 110,308.77

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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.