Home / 284,229.42-426,393.38-115,841.35

Finding the Fourth Proportional to 284,229.42, 426,393.38 and 115,841.35

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Solution

The fourth proportional to 284,229.42, 426,393.38 and 115,841.35 is: 173,782.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,229.42 : 426,393.38 = 115,841.35 : x
  2. Step 2: Convert to fraction form
    284,229.42/426,393.38 = 115,841.35/x
  3. Step 3: Cross multiply
    284,229.42x = 426,393.38 × 115,841.35
  4. Step 4: Simplify right side
    284,229.42x = 49,393,985,449.60
  5. Step 5: Solve for x
    x = 49,393,985,449.60/284,229.42
  6. Step 6: Final answer
    x = 173,782.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.