Home / 88,982.82-122,810.10-50,742.45

Finding the Fourth Proportional to 88,982.82, 122,810.10 and 50,742.45

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Solution

The fourth proportional to 88,982.82, 122,810.10 and 50,742.45 is: 70,032.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,982.82 : 122,810.10 = 50,742.45 : x
  2. Step 2: Convert to fraction form
    88,982.82/122,810.10 = 50,742.45/x
  3. Step 3: Cross multiply
    88,982.82x = 122,810.10 × 50,742.45
  4. Step 4: Simplify right side
    88,982.82x = 6,231,685,358.75
  5. Step 5: Solve for x
    x = 6,231,685,358.75/88,982.82
  6. Step 6: Final answer
    x = 70,032.46

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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.