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Finding the Fourth Proportional to 104,960.80, 157,426.80 and 34,832.80

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Solution

The fourth proportional to 104,960.80, 157,426.80 and 34,832.80 is: 52,244.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,960.80 : 157,426.80 = 34,832.80 : x
  2. Step 2: Convert to fraction form
    104,960.80/157,426.80 = 34,832.80/x
  3. Step 3: Cross multiply
    104,960.80x = 157,426.80 × 34,832.80
  4. Step 4: Simplify right side
    104,960.80x = 5,483,616,239.04
  5. Step 5: Solve for x
    x = 5,483,616,239.04/104,960.80
  6. Step 6: Final answer
    x = 52,244.42

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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.