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Finding the Fourth Proportional to 50,357.79, 75,468.65 and 19,176.03

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Solution

The fourth proportional to 50,357.79, 75,468.65 and 19,176.03 is: 28,738.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,357.79 : 75,468.65 = 19,176.03 : x
  2. Step 2: Convert to fraction form
    50,357.79/75,468.65 = 19,176.03/x
  3. Step 3: Cross multiply
    50,357.79x = 75,468.65 × 19,176.03
  4. Step 4: Simplify right side
    50,357.79x = 1,447,189,096.46
  5. Step 5: Solve for x
    x = 1,447,189,096.46/50,357.79
  6. Step 6: Final answer
    x = 28,738.14

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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.