Home / 240,517.82-331,900.75-133,082.45

Finding the Fourth Proportional to 240,517.82, 331,900.75 and 133,082.45

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Solution

The fourth proportional to 240,517.82, 331,900.75 and 133,082.45 is: 183,646.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,517.82 : 331,900.75 = 133,082.45 : x
  2. Step 2: Convert to fraction form
    240,517.82/331,900.75 = 133,082.45/x
  3. Step 3: Cross multiply
    240,517.82x = 331,900.75 × 133,082.45
  4. Step 4: Simplify right side
    240,517.82x = 44,170,164,966.84
  5. Step 5: Solve for x
    x = 44,170,164,966.84/240,517.82
  6. Step 6: Final answer
    x = 183,646.12

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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.