Home / 89,004.68-122,829.84-50,770.45

Finding the Fourth Proportional to 89,004.68, 122,829.84 and 50,770.45

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Solution

The fourth proportional to 89,004.68, 122,829.84 and 50,770.45 is: 70,065.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,004.68 : 122,829.84 = 50,770.45 : x
  2. Step 2: Convert to fraction form
    89,004.68/122,829.84 = 50,770.45/x
  3. Step 3: Cross multiply
    89,004.68x = 122,829.84 × 50,770.45
  4. Step 4: Simplify right side
    89,004.68x = 6,236,126,250.23
  5. Step 5: Solve for x
    x = 6,236,126,250.23/89,004.68
  6. Step 6: Final answer
    x = 70,065.15

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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.