Home / 71,914.92-99,102.33-51,736.20

Finding the Fourth Proportional to 71,914.92, 99,102.33 and 51,736.20

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Solution

The fourth proportional to 71,914.92, 99,102.33 and 51,736.20 is: 71,295.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,914.92 : 99,102.33 = 51,736.20 : x
  2. Step 2: Convert to fraction form
    71,914.92/99,102.33 = 51,736.20/x
  3. Step 3: Cross multiply
    71,914.92x = 99,102.33 × 51,736.20
  4. Step 4: Simplify right side
    71,914.92x = 5,127,177,965.35
  5. Step 5: Solve for x
    x = 5,127,177,965.35/71,914.92
  6. Step 6: Final answer
    x = 71,295.05

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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.