Home / 88,989.59-122,819.43-50,749.22

Finding the Fourth Proportional to 88,989.59, 122,819.43 and 50,749.22

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Solution

The fourth proportional to 88,989.59, 122,819.43 and 50,749.22 is: 70,041.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,989.59 : 122,819.43 = 50,749.22 : x
  2. Step 2: Convert to fraction form
    88,989.59/122,819.43 = 50,749.22/x
  3. Step 3: Cross multiply
    88,989.59x = 122,819.43 × 50,749.22
  4. Step 4: Simplify right side
    88,989.59x = 6,232,990,273.34
  5. Step 5: Solve for x
    x = 6,232,990,273.34/88,989.59
  6. Step 6: Final answer
    x = 70,041.79

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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.