Home / 284,175.42-392,137.25-182,020.65

Finding the Fourth Proportional to 284,175.42, 392,137.25 and 182,020.65

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Solution

The fourth proportional to 284,175.42, 392,137.25 and 182,020.65 is: 251,172.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,175.42 : 392,137.25 = 182,020.65 : x
  2. Step 2: Convert to fraction form
    284,175.42/392,137.25 = 182,020.65/x
  3. Step 3: Cross multiply
    284,175.42x = 392,137.25 × 182,020.65
  4. Step 4: Simplify right side
    284,175.42x = 71,377,076,224.11
  5. Step 5: Solve for x
    x = 71,377,076,224.11/284,175.42
  6. Step 6: Final answer
    x = 251,172.59

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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.