Home / 89,209.56-123,097.84-50,971.58

Finding the Fourth Proportional to 89,209.56, 123,097.84 and 50,971.58

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Solution

The fourth proportional to 89,209.56, 123,097.84 and 50,971.58 is: 70,334.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,209.56 : 123,097.84 = 50,971.58 : x
  2. Step 2: Convert to fraction form
    89,209.56/123,097.84 = 50,971.58/x
  3. Step 3: Cross multiply
    89,209.56x = 123,097.84 × 50,971.58
  4. Step 4: Simplify right side
    89,209.56x = 6,274,491,219.07
  5. Step 5: Solve for x
    x = 6,274,491,219.07/89,209.56
  6. Step 6: Final answer
    x = 70,334.30

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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.