Home / 186,273.08-279,451.28-67,944.42

Finding the Fourth Proportional to 186,273.08, 279,451.28 and 67,944.42

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Solution

The fourth proportional to 186,273.08, 279,451.28 and 67,944.42 is: 101,931.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,273.08 : 279,451.28 = 67,944.42 : x
  2. Step 2: Convert to fraction form
    186,273.08/279,451.28 = 67,944.42/x
  3. Step 3: Cross multiply
    186,273.08x = 279,451.28 × 67,944.42
  4. Step 4: Simplify right side
    186,273.08x = 18,987,155,137.86
  5. Step 5: Solve for x
    x = 18,987,155,137.86/186,273.08
  6. Step 6: Final answer
    x = 101,931.83

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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.