Home / 76,043.27-104,940.39-42,054.04

Finding the Fourth Proportional to 76,043.27, 104,940.39 and 42,054.04

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Solution

The fourth proportional to 76,043.27, 104,940.39 and 42,054.04 is: 58,034.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,043.27 : 104,940.39 = 42,054.04 : x
  2. Step 2: Convert to fraction form
    76,043.27/104,940.39 = 42,054.04/x
  3. Step 3: Cross multiply
    76,043.27x = 104,940.39 × 42,054.04
  4. Step 4: Simplify right side
    76,043.27x = 4,413,167,358.68
  5. Step 5: Solve for x
    x = 4,413,167,358.68/76,043.27
  6. Step 6: Final answer
    x = 58,034.95

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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.