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Finding the Fourth Proportional to 84,601.92, 126,903.10 and 34,024.26

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Solution

The fourth proportional to 84,601.92, 126,903.10 and 34,024.26 is: 51,036.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,601.92 : 126,903.10 = 34,024.26 : x
  2. Step 2: Convert to fraction form
    84,601.92/126,903.10 = 34,024.26/x
  3. Step 3: Cross multiply
    84,601.92x = 126,903.10 × 34,024.26
  4. Step 4: Simplify right side
    84,601.92x = 4,317,784,069.21
  5. Step 5: Solve for x
    x = 4,317,784,069.21/84,601.92
  6. Step 6: Final answer
    x = 51,036.48

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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.