Home / 208,445.28-312,667.92-50,673.84

Finding the Fourth Proportional to 208,445.28, 312,667.92 and 50,673.84

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Solution

The fourth proportional to 208,445.28, 312,667.92 and 50,673.84 is: 76,010.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,445.28 : 312,667.92 = 50,673.84 : x
  2. Step 2: Convert to fraction form
    208,445.28/312,667.92 = 50,673.84/x
  3. Step 3: Cross multiply
    208,445.28x = 312,667.92 × 50,673.84
  4. Step 4: Simplify right side
    208,445.28x = 15,844,084,151.21
  5. Step 5: Solve for x
    x = 15,844,084,151.21/208,445.28
  6. Step 6: Final answer
    x = 76,010.76

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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.