Home / 80,172.52-110,647.62-58,958.92

Finding the Fourth Proportional to 80,172.52, 110,647.62 and 58,958.92

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Solution

The fourth proportional to 80,172.52, 110,647.62 and 58,958.92 is: 81,370.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,172.52 : 110,647.62 = 58,958.92 : x
  2. Step 2: Convert to fraction form
    80,172.52/110,647.62 = 58,958.92/x
  3. Step 3: Cross multiply
    80,172.52x = 110,647.62 × 58,958.92
  4. Step 4: Simplify right side
    80,172.52x = 6,523,664,175.77
  5. Step 5: Solve for x
    x = 6,523,664,175.77/80,172.52
  6. Step 6: Final answer
    x = 81,370.33

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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.