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Finding the Fourth Proportional to 96,410.10, 133,048.80 and 53,968.44

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Solution

The fourth proportional to 96,410.10, 133,048.80 and 53,968.44 is: 74,478.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,410.10 : 133,048.80 = 53,968.44 : x
  2. Step 2: Convert to fraction form
    96,410.10/133,048.80 = 53,968.44/x
  3. Step 3: Cross multiply
    96,410.10x = 133,048.80 × 53,968.44
  4. Step 4: Simplify right side
    96,410.10x = 7,180,436,179.87
  5. Step 5: Solve for x
    x = 7,180,436,179.87/96,410.10
  6. Step 6: Final answer
    x = 74,478.05

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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.