Home / 271,871.24-375,177.30-151,007.72

Finding the Fourth Proportional to 271,871.24, 375,177.30 and 151,007.72

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Solution

The fourth proportional to 271,871.24, 375,177.30 and 151,007.72 is: 208,387.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,871.24 : 375,177.30 = 151,007.72 : x
  2. Step 2: Convert to fraction form
    271,871.24/375,177.30 = 151,007.72/x
  3. Step 3: Cross multiply
    271,871.24x = 375,177.30 × 151,007.72
  4. Step 4: Simplify right side
    271,871.24x = 56,654,668,668.76
  5. Step 5: Solve for x
    x = 56,654,668,668.76/271,871.24
  6. Step 6: Final answer
    x = 208,387.87

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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.