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Finding the Fourth Proportional to 58,992.92, 81,410.34 and 35,120.42

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Solution

The fourth proportional to 58,992.92, 81,410.34 and 35,120.42 is: 48,466.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,992.92 : 81,410.34 = 35,120.42 : x
  2. Step 2: Convert to fraction form
    58,992.92/81,410.34 = 35,120.42/x
  3. Step 3: Cross multiply
    58,992.92x = 81,410.34 × 35,120.42
  4. Step 4: Simplify right side
    58,992.92x = 2,859,165,333.14
  5. Step 5: Solve for x
    x = 2,859,165,333.14/58,992.92
  6. Step 6: Final answer
    x = 48,466.25

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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.