Home / 271,872.24-375,178.68-151,008.72

Finding the Fourth Proportional to 271,872.24, 375,178.68 and 151,008.72

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Solution

The fourth proportional to 271,872.24, 375,178.68 and 151,008.72 is: 208,389.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,872.24 : 375,178.68 = 151,008.72 : x
  2. Step 2: Convert to fraction form
    271,872.24/375,178.68 = 151,008.72/x
  3. Step 3: Cross multiply
    271,872.24x = 375,178.68 × 151,008.72
  4. Step 4: Simplify right side
    271,872.24x = 56,655,252,238.09
  5. Step 5: Solve for x
    x = 56,655,252,238.09/271,872.24
  6. Step 6: Final answer
    x = 208,389.25

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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.