Home / 50,358.78-75,470.16-19,177.02

Finding the Fourth Proportional to 50,358.78, 75,470.16 and 19,177.02

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Solution

The fourth proportional to 50,358.78, 75,470.16 and 19,177.02 is: 28,739.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,358.78 : 75,470.16 = 19,177.02 : x
  2. Step 2: Convert to fraction form
    50,358.78/75,470.16 = 19,177.02/x
  3. Step 3: Cross multiply
    50,358.78x = 75,470.16 × 19,177.02
  4. Step 4: Simplify right side
    50,358.78x = 1,447,292,767.72
  5. Step 5: Solve for x
    x = 1,447,292,767.72/50,358.78
  6. Step 6: Final answer
    x = 28,739.63

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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.