Home / 251,033.97-346,429.13-137,857.53

Finding the Fourth Proportional to 251,033.97, 346,429.13 and 137,857.53

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Solution

The fourth proportional to 251,033.97, 346,429.13 and 137,857.53 is: 190,244.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,033.97 : 346,429.13 = 137,857.53 : x
  2. Step 2: Convert to fraction form
    251,033.97/346,429.13 = 137,857.53/x
  3. Step 3: Cross multiply
    251,033.97x = 346,429.13 × 137,857.53
  4. Step 4: Simplify right side
    251,033.97x = 47,757,863,492.56
  5. Step 5: Solve for x
    x = 47,757,863,492.56/251,033.97
  6. Step 6: Final answer
    x = 190,244.63

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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.