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Finding the Fourth Proportional to 230,963.02, 346,454.23 and 112,733.80

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Solution

The fourth proportional to 230,963.02, 346,454.23 and 112,733.80 is: 169,105.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,963.02 : 346,454.23 = 112,733.80 : x
  2. Step 2: Convert to fraction form
    230,963.02/346,454.23 = 112,733.80/x
  3. Step 3: Cross multiply
    230,963.02x = 346,454.23 × 112,733.80
  4. Step 4: Simplify right side
    230,963.02x = 39,057,101,873.97
  5. Step 5: Solve for x
    x = 39,057,101,873.97/230,963.02
  6. Step 6: Final answer
    x = 169,105.43

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1.5x scale

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.