Home / 240,982.96-361,478.08-91,292.56

Finding the Fourth Proportional to 240,982.96, 361,478.08 and 91,292.56

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Solution

The fourth proportional to 240,982.96, 361,478.08 and 91,292.56 is: 136,940.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,982.96 : 361,478.08 = 91,292.56 : x
  2. Step 2: Convert to fraction form
    240,982.96/361,478.08 = 91,292.56/x
  3. Step 3: Cross multiply
    240,982.96x = 361,478.08 × 91,292.56
  4. Step 4: Simplify right side
    240,982.96x = 33,000,259,307.08
  5. Step 5: Solve for x
    x = 33,000,259,307.08/240,982.96
  6. Step 6: Final answer
    x = 136,940.22

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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.