Home / 89,042.75-122,882.30-50,808.52

Finding the Fourth Proportional to 89,042.75, 122,882.30 and 50,808.52

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Solution

The fourth proportional to 89,042.75, 122,882.30 and 50,808.52 is: 70,117.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,042.75 : 122,882.30 = 50,808.52 : x
  2. Step 2: Convert to fraction form
    89,042.75/122,882.30 = 50,808.52/x
  3. Step 3: Cross multiply
    89,042.75x = 122,882.30 × 50,808.52
  4. Step 4: Simplify right side
    89,042.75x = 6,243,467,797.20
  5. Step 5: Solve for x
    x = 6,243,467,797.20/89,042.75
  6. Step 6: Final answer
    x = 70,117.64

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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.