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Finding the Fourth Proportional to 50,888.88, 76,318.74 and 17,151.22

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Solution

The fourth proportional to 50,888.88, 76,318.74 and 17,151.22 is: 25,721.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,888.88 : 76,318.74 = 17,151.22 : x
  2. Step 2: Convert to fraction form
    50,888.88/76,318.74 = 17,151.22/x
  3. Step 3: Cross multiply
    50,888.88x = 76,318.74 × 17,151.22
  4. Step 4: Simplify right side
    50,888.88x = 1,308,959,499.86
  5. Step 5: Solve for x
    x = 1,308,959,499.86/50,888.88
  6. Step 6: Final answer
    x = 25,721.92

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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.