Home / 76,155.56-114,238.68-23,558.12

Finding the Fourth Proportional to 76,155.56, 114,238.68 and 23,558.12

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Solution

The fourth proportional to 76,155.56, 114,238.68 and 23,558.12 is: 35,338.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,155.56 : 114,238.68 = 23,558.12 : x
  2. Step 2: Convert to fraction form
    76,155.56/114,238.68 = 23,558.12/x
  3. Step 3: Cross multiply
    76,155.56x = 114,238.68 × 23,558.12
  4. Step 4: Simplify right side
    76,155.56x = 2,691,248,532.08
  5. Step 5: Solve for x
    x = 2,691,248,532.08/76,155.56
  6. Step 6: Final answer
    x = 35,338.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.