Home / 133,852.62-184,732.05-80,137.59

Finding the Fourth Proportional to 133,852.62, 184,732.05 and 80,137.59

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Solution

The fourth proportional to 133,852.62, 184,732.05 and 80,137.59 is: 110,599.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,852.62 : 184,732.05 = 80,137.59 : x
  2. Step 2: Convert to fraction form
    133,852.62/184,732.05 = 80,137.59/x
  3. Step 3: Cross multiply
    133,852.62x = 184,732.05 × 80,137.59
  4. Step 4: Simplify right side
    133,852.62x = 14,803,981,282.76
  5. Step 5: Solve for x
    x = 14,803,981,282.76/133,852.62
  6. Step 6: Final answer
    x = 110,599.11

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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.