Home / 331,144.42-456,966.62-187,895.92

Finding the Fourth Proportional to 331,144.42, 456,966.62 and 187,895.92

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Solution

The fourth proportional to 331,144.42, 456,966.62 and 187,895.92 is: 259,289.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,144.42 : 456,966.62 = 187,895.92 : x
  2. Step 2: Convert to fraction form
    331,144.42/456,966.62 = 187,895.92/x
  3. Step 3: Cross multiply
    331,144.42x = 456,966.62 × 187,895.92
  4. Step 4: Simplify right side
    331,144.42x = 85,862,163,474.19
  5. Step 5: Solve for x
    x = 85,862,163,474.19/331,144.42
  6. Step 6: Final answer
    x = 259,289.18

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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.