Home / 251,146.92-346,429.02-149,103.12

Finding the Fourth Proportional to 251,146.92, 346,429.02 and 149,103.12

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Solution

The fourth proportional to 251,146.92, 346,429.02 and 149,103.12 is: 205,671.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,146.92 : 346,429.02 = 149,103.12 : x
  2. Step 2: Convert to fraction form
    251,146.92/346,429.02 = 149,103.12/x
  3. Step 3: Cross multiply
    251,146.92x = 346,429.02 × 149,103.12
  4. Step 4: Simplify right side
    251,146.92x = 51,653,647,740.54
  5. Step 5: Solve for x
    x = 51,653,647,740.54/251,146.92
  6. Step 6: Final answer
    x = 205,671.04

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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.