Home / 83,455.72-125,215.57-50,199.35

Finding the Fourth Proportional to 83,455.72, 125,215.57 and 50,199.35

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Solution

The fourth proportional to 83,455.72, 125,215.57 and 50,199.35 is: 75,318.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,455.72 : 125,215.57 = 50,199.35 : x
  2. Step 2: Convert to fraction form
    83,455.72/125,215.57 = 50,199.35/x
  3. Step 3: Cross multiply
    83,455.72x = 125,215.57 × 50,199.35
  4. Step 4: Simplify right side
    83,455.72x = 6,285,739,660.55
  5. Step 5: Solve for x
    x = 6,285,739,660.55/83,455.72
  6. Step 6: Final answer
    x = 75,318.26

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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.