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Finding the Fourth Proportional to 240,861.54, 361,094.94 and 91,016.58

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Solution

The fourth proportional to 240,861.54, 361,094.94 and 91,016.58 is: 136,450.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,861.54 : 361,094.94 = 91,016.58 : x
  2. Step 2: Convert to fraction form
    240,861.54/361,094.94 = 91,016.58/x
  3. Step 3: Cross multiply
    240,861.54x = 361,094.94 × 91,016.58
  4. Step 4: Simplify right side
    240,861.54x = 32,865,626,494.11
  5. Step 5: Solve for x
    x = 32,865,626,494.11/240,861.54
  6. Step 6: Final answer
    x = 136,450.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.