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Finding the Fourth Proportional to 216,936.88, 299,372.89 and 132,053.94

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Solution

The fourth proportional to 216,936.88, 299,372.89 and 132,053.94 is: 182,234.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,936.88 : 299,372.89 = 132,053.94 : x
  2. Step 2: Convert to fraction form
    216,936.88/299,372.89 = 132,053.94/x
  3. Step 3: Cross multiply
    216,936.88x = 299,372.89 × 132,053.94
  4. Step 4: Simplify right side
    216,936.88x = 39,533,369,653.69
  5. Step 5: Solve for x
    x = 39,533,369,653.69/216,936.88
  6. Step 6: Final answer
    x = 182,234.43

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1.5x scale

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.