Home / 53,908.90-80,863.35-50,847.10

Finding the Fourth Proportional to 53,908.90, 80,863.35 and 50,847.10

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Solution

The fourth proportional to 53,908.90, 80,863.35 and 50,847.10 is: 76,270.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,908.90 : 80,863.35 = 50,847.10 : x
  2. Step 2: Convert to fraction form
    53,908.90/80,863.35 = 50,847.10/x
  3. Step 3: Cross multiply
    53,908.90x = 80,863.35 × 50,847.10
  4. Step 4: Simplify right side
    53,908.90x = 4,111,666,843.79
  5. Step 5: Solve for x
    x = 4,111,666,843.79/53,908.90
  6. Step 6: Final answer
    x = 76,270.65

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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.