Home / 84,336.63-126,504.92-34,440.23

Finding the Fourth Proportional to 84,336.63, 126,504.92 and 34,440.23

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Solution

The fourth proportional to 84,336.63, 126,504.92 and 34,440.23 is: 51,660.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,336.63 : 126,504.92 = 34,440.23 : x
  2. Step 2: Convert to fraction form
    84,336.63/126,504.92 = 34,440.23/x
  3. Step 3: Cross multiply
    84,336.63x = 126,504.92 × 34,440.23
  4. Step 4: Simplify right side
    84,336.63x = 4,356,857,736.21
  5. Step 5: Solve for x
    x = 4,356,857,736.21/84,336.63
  6. Step 6: Final answer
    x = 51,660.33

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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.