Home / 68,043.48-102,042.54-28,593.24

Finding the Fourth Proportional to 68,043.48, 102,042.54 and 28,593.24

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Solution

The fourth proportional to 68,043.48, 102,042.54 and 28,593.24 is: 42,880.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,043.48 : 102,042.54 = 28,593.24 : x
  2. Step 2: Convert to fraction form
    68,043.48/102,042.54 = 28,593.24/x
  3. Step 3: Cross multiply
    68,043.48x = 102,042.54 × 28,593.24
  4. Step 4: Simplify right side
    68,043.48x = 2,917,726,836.43
  5. Step 5: Solve for x
    x = 2,917,726,836.43/68,043.48
  6. Step 6: Final answer
    x = 42,880.33

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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.