Home / 299,941.02-413,918.53-163,975.54

Finding the Fourth Proportional to 299,941.02, 413,918.53 and 163,975.54

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Solution

The fourth proportional to 299,941.02, 413,918.53 and 163,975.54 is: 226,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,941.02 : 413,918.53 = 163,975.54 : x
  2. Step 2: Convert to fraction form
    299,941.02/413,918.53 = 163,975.54/x
  3. Step 3: Cross multiply
    299,941.02x = 413,918.53 × 163,975.54
  4. Step 4: Simplify right side
    299,941.02x = 67,872,514,472.76
  5. Step 5: Solve for x
    x = 67,872,514,472.76/299,941.02
  6. Step 6: Final answer
    x = 226,286.20

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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.