Home / 146,174.52-201,721.08-79,106.52

Finding the Fourth Proportional to 146,174.52, 201,721.08 and 79,106.52

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Solution

The fourth proportional to 146,174.52, 201,721.08 and 79,106.52 is: 109,167.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,174.52 : 201,721.08 = 79,106.52 : x
  2. Step 2: Convert to fraction form
    146,174.52/201,721.08 = 79,106.52/x
  3. Step 3: Cross multiply
    146,174.52x = 201,721.08 × 79,106.52
  4. Step 4: Simplify right side
    146,174.52x = 15,957,452,649.44
  5. Step 5: Solve for x
    x = 15,957,452,649.44/146,174.52
  6. Step 6: Final answer
    x = 109,167.13

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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.