Home / 251,304.39-346,850.51-149,310.23

Finding the Fourth Proportional to 251,304.39, 346,850.51 and 149,310.23

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Solution

The fourth proportional to 251,304.39, 346,850.51 and 149,310.23 is: 206,078.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,304.39 : 346,850.51 = 149,310.23 : x
  2. Step 2: Convert to fraction form
    251,304.39/346,850.51 = 149,310.23/x
  3. Step 3: Cross multiply
    251,304.39x = 346,850.51 × 149,310.23
  4. Step 4: Simplify right side
    251,304.39x = 51,788,326,942.91
  5. Step 5: Solve for x
    x = 51,788,326,942.91/251,304.39
  6. Step 6: Final answer
    x = 206,078.08

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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.