Home / 89,216.66-123,132.58-55,230.86

Finding the Fourth Proportional to 89,216.66, 123,132.58 and 55,230.86

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Solution

The fourth proportional to 89,216.66, 123,132.58 and 55,230.86 is: 76,227.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,216.66 : 123,132.58 = 55,230.86 : x
  2. Step 2: Convert to fraction form
    89,216.66/123,132.58 = 55,230.86/x
  3. Step 3: Cross multiply
    89,216.66x = 123,132.58 × 55,230.86
  4. Step 4: Simplify right side
    89,216.66x = 6,800,717,533.68
  5. Step 5: Solve for x
    x = 6,800,717,533.68/89,216.66
  6. Step 6: Final answer
    x = 76,227.00

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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.