Home / 76,300.76-114,383.68-28,882.92

Finding the Fourth Proportional to 76,300.76, 114,383.68 and 28,882.92

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Solution

The fourth proportional to 76,300.76, 114,383.68 and 28,882.92 is: 43,298.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,300.76 : 114,383.68 = 28,882.92 : x
  2. Step 2: Convert to fraction form
    76,300.76/114,383.68 = 28,882.92/x
  3. Step 3: Cross multiply
    76,300.76x = 114,383.68 × 28,882.92
  4. Step 4: Simplify right side
    76,300.76x = 3,303,734,678.75
  5. Step 5: Solve for x
    x = 3,303,734,678.75/76,300.76
  6. Step 6: Final answer
    x = 43,298.84

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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.