Home / 71,735.14-98,997.69-59,778.46

Finding the Fourth Proportional to 71,735.14, 98,997.69 and 59,778.46

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Solution

The fourth proportional to 71,735.14, 98,997.69 and 59,778.46 is: 82,496.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,735.14 : 98,997.69 = 59,778.46 : x
  2. Step 2: Convert to fraction form
    71,735.14/98,997.69 = 59,778.46/x
  3. Step 3: Cross multiply
    71,735.14x = 98,997.69 × 59,778.46
  4. Step 4: Simplify right side
    71,735.14x = 5,917,929,451.76
  5. Step 5: Solve for x
    x = 5,917,929,451.76/71,735.14
  6. Step 6: Final answer
    x = 82,496.94

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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.