Home / 331,964.15-497,916.14-132,230.90

Finding the Fourth Proportional to 331,964.15, 497,916.14 and 132,230.90

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Solution

The fourth proportional to 331,964.15, 497,916.14 and 132,230.90 is: 198,334.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,964.15 : 497,916.14 = 132,230.90 : x
  2. Step 2: Convert to fraction form
    331,964.15/497,916.14 = 132,230.90/x
  3. Step 3: Cross multiply
    331,964.15x = 497,916.14 × 132,230.90
  4. Step 4: Simplify right side
    331,964.15x = 65,839,899,900.36
  5. Step 5: Solve for x
    x = 65,839,899,900.36/331,964.15
  6. Step 6: Final answer
    x = 198,334.37

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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.