Home / 133,488.62-184,216.72-76,134.54

Finding the Fourth Proportional to 133,488.62, 184,216.72 and 76,134.54

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Solution

The fourth proportional to 133,488.62, 184,216.72 and 76,134.54 is: 105,067.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,488.62 : 184,216.72 = 76,134.54 : x
  2. Step 2: Convert to fraction form
    133,488.62/184,216.72 = 76,134.54/x
  3. Step 3: Cross multiply
    133,488.62x = 184,216.72 × 76,134.54
  4. Step 4: Simplify right side
    133,488.62x = 14,025,255,237.51
  5. Step 5: Solve for x
    x = 14,025,255,237.51/133,488.62
  6. Step 6: Final answer
    x = 105,067.05

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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.