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Finding the Fourth Proportional to 84,832.92, 127,251 and 25,668.36

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Solution

The fourth proportional to 84,832.92, 127,251 and 25,668.36 is: 38,503.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,832.92 : 127,251 = 25,668.36 : x
  2. Step 2: Convert to fraction form
    84,832.92/127,251 = 25,668.36/x
  3. Step 3: Cross multiply
    84,832.92x = 127,251 × 25,668.36
  4. Step 4: Simplify right side
    84,832.92x = 3,266,324,478.36
  5. Step 5: Solve for x
    x = 3,266,324,478.36/84,832.92
  6. Step 6: Final answer
    x = 38,503.03

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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.