Home / 284,034.35-392,002.12-163,175.41

Finding the Fourth Proportional to 284,034.35, 392,002.12 and 163,175.41

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Solution

The fourth proportional to 284,034.35, 392,002.12 and 163,175.41 is: 225,202.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,034.35 : 392,002.12 = 163,175.41 : x
  2. Step 2: Convert to fraction form
    284,034.35/392,002.12 = 163,175.41/x
  3. Step 3: Cross multiply
    284,034.35x = 392,002.12 × 163,175.41
  4. Step 4: Simplify right side
    284,034.35x = 63,965,106,651.87
  5. Step 5: Solve for x
    x = 63,965,106,651.87/284,034.35
  6. Step 6: Final answer
    x = 225,202.01

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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.