Home / 240,819.81-332,331.33-133,396.80

Finding the Fourth Proportional to 240,819.81, 332,331.33 and 133,396.80

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Solution

The fourth proportional to 240,819.81, 332,331.33 and 133,396.80 is: 184,087.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,819.81 : 332,331.33 = 133,396.80 : x
  2. Step 2: Convert to fraction form
    240,819.81/332,331.33 = 133,396.80/x
  3. Step 3: Cross multiply
    240,819.81x = 332,331.33 × 133,396.80
  4. Step 4: Simplify right side
    240,819.81x = 44,331,935,961.74
  5. Step 5: Solve for x
    x = 44,331,935,961.74/240,819.81
  6. Step 6: Final answer
    x = 184,087.58

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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.